Merge branch 'trz/master' of ssh://git.fucktheforce.de/conversations into trz/master

48 files changed, 1646 insertions, 528 deletions

diff --git a/src/main/java/eu/siacs/conversations/Config.java b/src/main/java/eu/siacs/conversations/Config.java
index 81a68008..fa9345a2 100644
--- a/src/main/java/eu/siacs/conversations/Config.java
+++ b/src/main/java/eu/siacs/conversations/Config.java
@@ -2,6 +2,8 @@ package eu.siacs.conversations;
 
 import android.graphics.Bitmap;
 
+import eu.siacs.conversations.xmpp.chatstate.ChatState;
+
 public final class Config {
 
 	public static final String LOGTAG = "conversations";
@@ -23,21 +25,26 @@ public final class Config {
 	public static final int PAGE_SIZE = 50;
 	public static final int MAX_NUM_PAGES = 3;
 
-	public static final int  PROGRESS_UI_UPDATE_INTERVAL = 750;
+	public static final int PROGRESS_UI_UPDATE_INTERVAL = 750;
+	public static final int REFRESH_UI_INTERVAL = 500;
 
 	public static final boolean NO_PROXY_LOOKUP = false; //useful to debug ibb
+	public static final boolean DISABLE_STRING_PREP = false; // setting to true might increase startup performance
 
 	public static final long MILLISECONDS_IN_DAY = 24 * 60 * 60 * 1000;
 	public static final long MAM_MAX_CATCHUP =  MILLISECONDS_IN_DAY / 2;
 	public static final int MAM_MAX_MESSAGES = 500;
 
+	public static final ChatState DEFAULT_CHATSTATE = ChatState.ACTIVE;
+	public static final int TYPING_TIMEOUT = 8;
+
 	public static final String ENABLED_CIPHERS[] = {
 		"TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256",
 		"TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA384",
 		"TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA256",
 		"TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384",
-		"TLS_ECDHE_RSA_AES_128_SHA",
-		"TLS_ECDHE_RSA_AES_256_SHA",
+		"TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA",
+		"TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA",
 
 		"TLS_DHE_RSA_WITH_AES_128_GCM_SHA256",
 		"TLS_DHE_RSA_WITH_AES_128_GCM_SHA384",
@@ -59,6 +66,15 @@ public final class Config {
 		"TLS_RSA_WITH_AES_256_CBC_SHA",
 	};
 
+	public static final String WEAK_CIPHER_PATTERNS[] = {
+		"_NULL_",
+		"_EXPORT_",
+		"_anon_",
+		"_RC4_",
+		"_DES_",
+		"_MD5",
+	};
+
 	private Config() {
 
 	}
diff --git a/src/main/java/eu/siacs/conversations/crypto/OtrEngine.java b/src/main/java/eu/siacs/conversations/crypto/OtrEngine.java
index d5c45465..20427d7b 100644
--- a/src/main/java/eu/siacs/conversations/crypto/OtrEngine.java
+++ b/src/main/java/eu/siacs/conversations/crypto/OtrEngine.java
@@ -21,6 +21,7 @@ import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Conversation;
 import eu.siacs.conversations.services.XmppConnectionService;
 import eu.siacs.conversations.utils.CryptoHelper;
+import eu.siacs.conversations.xmpp.chatstate.ChatState;
 import eu.siacs.conversations.xmpp.jid.InvalidJidException;
 import eu.siacs.conversations.xmpp.jid.Jid;
 import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
@@ -182,14 +183,39 @@ public class OtrEngine extends OtrCryptoEngineImpl implements OtrEngineHost {
 		packet.addChild("private", "urn:xmpp:carbons:2");
 		packet.addChild("no-copy", "urn:xmpp:hints");
 		packet.addChild("no-store", "urn:xmpp:hints");
+
+		try {
+			Jid jid = Jid.fromSessionID(session);
+			Conversation conversation = mXmppConnectionService.find(account,jid);
+			if (conversation != null && conversation.setOutgoingChatState(Config.DEFAULT_CHATSTATE)) {
+				if (mXmppConnectionService.sendChatStates()) {
+					packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
+				}
+			}
+		} catch (final InvalidJidException ignored) {
+
+		}
+
 		packet.setType(MessagePacket.TYPE_CHAT);
 		account.getXmppConnection().sendMessagePacket(packet);
 	}
 
 	@Override
-	public void messageFromAnotherInstanceReceived(SessionID id) {
-		Log.d(Config.LOGTAG,
-				"unreadable message received from " + id.getAccountID());
+	public void messageFromAnotherInstanceReceived(SessionID session) {
+		try {
+			Jid jid = Jid.fromSessionID(session);
+			Conversation conversation = mXmppConnectionService.find(account, jid);
+			String id = conversation == null ? null : conversation.getLastReceivedOtrMessageId();
+			if (id != null) {
+				MessagePacket packet = mXmppConnectionService.getMessageGenerator().generateOtrError(jid,id);
+				packet.setFrom(account.getJid());
+				mXmppConnectionService.sendMessagePacket(account,packet);
+				Log.d(Config.LOGTAG,packet.toString());
+				Log.d(Config.LOGTAG,account.getJid().toBareJid().toString()+": unreadable OTR message in "+conversation.getName());
+			}
+		} catch (InvalidJidException e) {
+			return;
+		}
 	}
 
 	@Override
diff --git a/src/main/java/eu/siacs/conversations/entities/Account.java b/src/main/java/eu/siacs/conversations/entities/Account.java
index b0cde62c..2bc2c954 100644
--- a/src/main/java/eu/siacs/conversations/entities/Account.java
+++ b/src/main/java/eu/siacs/conversations/entities/Account.java
@@ -148,7 +148,7 @@ public class Account extends AbstractEntity {
 		try {
 			this.keys = new JSONObject(keys);
 		} catch (final JSONException ignored) {
-
+			this.keys = new JSONObject();
 		}
 		this.avatar = avatar;
 	}
diff --git a/src/main/java/eu/siacs/conversations/entities/Contact.java b/src/main/java/eu/siacs/conversations/entities/Contact.java
index 698e0322..cef03ebe 100644
--- a/src/main/java/eu/siacs/conversations/entities/Contact.java
+++ b/src/main/java/eu/siacs/conversations/entities/Contact.java
@@ -80,7 +80,7 @@ public class Contact implements ListItem, Blockable {
 				cursor.getLong(cursor.getColumnIndex(LAST_TIME)));
 		final Jid jid;
 		try {
-			jid = Jid.fromString(cursor.getString(cursor.getColumnIndex(JID)));
+			jid = Jid.fromString(cursor.getString(cursor.getColumnIndex(JID)), true);
 		} catch (final InvalidJidException e) {
 			// TODO: Borked DB... handle this somehow?
 			return null;
diff --git a/src/main/java/eu/siacs/conversations/entities/Conversation.java b/src/main/java/eu/siacs/conversations/entities/Conversation.java
index 036acf63..bfee5007 100644
--- a/src/main/java/eu/siacs/conversations/entities/Conversation.java
+++ b/src/main/java/eu/siacs/conversations/entities/Conversation.java
@@ -2,10 +2,8 @@ package eu.siacs.conversations.entities;
 
 import android.content.ContentValues;
 import android.database.Cursor;
-import android.os.SystemClock;
 
 import net.java.otr4j.OtrException;
-import net.java.otr4j.crypto.OtrCryptoEngineImpl;
 import net.java.otr4j.crypto.OtrCryptoException;
 import net.java.otr4j.session.SessionID;
 import net.java.otr4j.session.SessionImpl;
@@ -21,6 +19,7 @@ import java.util.Comparator;
 import java.util.List;
 
 import eu.siacs.conversations.Config;
+import eu.siacs.conversations.xmpp.chatstate.ChatState;
 import eu.siacs.conversations.xmpp.jid.InvalidJidException;
 import eu.siacs.conversations.xmpp.jid.Jid;
 
@@ -77,6 +76,9 @@ public class Conversation extends AbstractEntity implements Blockable {
 	private Bookmark bookmark;
 
 	private boolean messagesLeftOnServer = true;
+	private ChatState mOutgoingChatState = Config.DEFAULT_CHATSTATE;
+	private ChatState mIncomingChatState = Config.DEFAULT_CHATSTATE;
+	private String mLastReceivedOtrMessageId = null;
 
 	public boolean hasMessagesLeftOnServer() {
 		return messagesLeftOnServer;
@@ -138,6 +140,34 @@ public class Conversation extends AbstractEntity implements Blockable {
 		}
 	}
 
+	public boolean setIncomingChatState(ChatState state) {
+		if (this.mIncomingChatState == state) {
+			return false;
+		}
+		this.mIncomingChatState = state;
+		return true;
+	}
+
+	public ChatState getIncomingChatState() {
+		return this.mIncomingChatState;
+	}
+
+	public boolean setOutgoingChatState(ChatState state) {
+		if (mode == MODE_MULTI) {
+			return false;
+		}
+		if (this.mOutgoingChatState != state) {
+			this.mOutgoingChatState = state;
+			return true;
+		} else {
+			return false;
+		}
+	}
+
+	public ChatState getOutgoingChatState() {
+		return this.mOutgoingChatState;
+	}
+
 	public void trim() {
 		synchronized (this.messages) {
 			final int size = messages.size();
@@ -205,6 +235,14 @@ public class Conversation extends AbstractEntity implements Blockable {
 		return getContact().getBlockedJid();
 	}
 
+	public String getLastReceivedOtrMessageId() {
+		return this.mLastReceivedOtrMessageId;
+	}
+
+	public void setLastReceivedOtrMessageId(String id) {
+		this.mLastReceivedOtrMessageId = id;
+	}
+
 
 	public interface OnMessageFound {
 		public void onMessageFound(final Message message);
@@ -340,7 +378,7 @@ public class Conversation extends AbstractEntity implements Blockable {
 	public static Conversation fromCursor(Cursor cursor) {
 		Jid jid;
 		try {
-			jid = Jid.fromString(cursor.getString(cursor.getColumnIndex(CONTACTJID)));
+			jid = Jid.fromString(cursor.getString(cursor.getColumnIndex(CONTACTJID)), true);
 		} catch (final InvalidJidException e) {
 			// Borked DB..
 			jid = null;
@@ -626,8 +664,7 @@ public class Conversation extends AbstractEntity implements Blockable {
 	}
 
 	public boolean isMuted() {
-		return SystemClock.elapsedRealtime() < this.getLongAttribute(
-				ATTRIBUTE_MUTED_TILL, 0);
+		return System.currentTimeMillis() < this.getLongAttribute(ATTRIBUTE_MUTED_TILL, 0);
 	}
 
 	public boolean setAttribute(String key, String value) {
@@ -706,6 +743,19 @@ public class Conversation extends AbstractEntity implements Blockable {
 		}
 	}
 
+	public int unreadCount() {
+		synchronized (this.messages) {
+			int count = 0;
+			for(int i = this.messages.size() - 1; i >= 0; --i) {
+				if (this.messages.get(i).isRead()) {
+					return count;
+				}
+				++count;
+			}
+			return count;
+		}
+	}
+
 	public class Smp {
 		public static final int STATUS_NONE = 0;
 		public static final int STATUS_CONTACT_REQUESTED = 1;
diff --git a/src/main/java/eu/siacs/conversations/entities/Message.java b/src/main/java/eu/siacs/conversations/entities/Message.java
index 8112f5de..8015eead 100644
--- a/src/main/java/eu/siacs/conversations/entities/Message.java
+++ b/src/main/java/eu/siacs/conversations/entities/Message.java
@@ -8,6 +8,7 @@ import java.net.URL;
 import java.util.Arrays;
 
 import eu.siacs.conversations.Config;
+import eu.siacs.conversations.utils.GeoHelper;
 import eu.siacs.conversations.xmpp.jid.InvalidJidException;
 import eu.siacs.conversations.xmpp.jid.Jid;
 
@@ -49,6 +50,7 @@ public class Message extends AbstractEntity {
 	public static final String RELATIVE_FILE_PATH = "relativeFilePath";
 	public static final String ME_COMMAND = "/me ";
 
+
 	public boolean markable = false;
 	protected String conversationUuid;
 	protected Jid counterpart;
@@ -115,7 +117,7 @@ public class Message extends AbstractEntity {
 		try {
 			String value = cursor.getString(cursor.getColumnIndex(COUNTERPART));
 			if (value != null) {
-				jid = Jid.fromString(value);
+				jid = Jid.fromString(value, true);
 			} else {
 				jid = null;
 			}
@@ -126,7 +128,7 @@ public class Message extends AbstractEntity {
 		try {
 			String value = cursor.getString(cursor.getColumnIndex(TRUE_COUNTERPART));
 			if (value != null) {
-				trueCounterpart = Jid.fromString(value);
+				trueCounterpart = Jid.fromString(value, true);
 			} else {
 				trueCounterpart = null;
 			}
@@ -147,10 +149,11 @@ public class Message extends AbstractEntity {
 				cursor.getString(cursor.getColumnIndex(SERVER_MSG_ID)));
 	}
 
-	public static Message createStatusMessage(Conversation conversation) {
+	public static Message createStatusMessage(Conversation conversation, String body) {
 		Message message = new Message();
 		message.setType(Message.TYPE_STATUS);
 		message.setConversation(conversation);
+		message.setBody(body);
 		return message;
 	}
 
@@ -361,11 +364,14 @@ public class Message extends AbstractEntity {
 			 message.getDownloadable() == null &&
 			 message.getEncryption() != Message.ENCRYPTION_PGP &&
 			 this.getType() == message.getType() &&
-			 this.getStatus() == message.getStatus() &&
+			 //this.getStatus() == message.getStatus() &&
+			 isStatusMergeable(this.getStatus(),message.getStatus()) &&
 			 this.getEncryption() == message.getEncryption() &&
 			 this.getCounterpart() != null &&
 			 this.getCounterpart().equals(message.getCounterpart()) &&
 			 (message.getTimeSent() - this.getTimeSent()) <= (Config.MESSAGE_MERGE_WINDOW * 1000) &&
+			 !GeoHelper.isGeoUri(message.getBody()) &&
+			 !GeoHelper.isGeoUri(this.body) &&
 			 !message.bodyContainsDownloadable() &&
 			 !this.bodyContainsDownloadable() &&
 			 !message.getBody().startsWith(ME_COMMAND) &&
@@ -373,12 +379,23 @@ public class Message extends AbstractEntity {
 			);
 	}
 
+	private static boolean isStatusMergeable(int a, int b) {
+		return a == b || (
+				( a == Message.STATUS_SEND_RECEIVED && b == Message.STATUS_UNSEND)
+				|| (a == Message.STATUS_SEND_RECEIVED && b == Message.STATUS_SEND)
+				|| (a == Message.STATUS_UNSEND && b == Message.STATUS_SEND)
+				|| (a == Message.STATUS_UNSEND && b == Message.STATUS_SEND_RECEIVED)
+				|| (a == Message.STATUS_SEND && b == Message.STATUS_UNSEND)
+				|| (a == Message.STATUS_SEND && b == Message.STATUS_SEND_RECEIVED)
+		);
+	}
+
 	public String getMergedBody() {
 		final Message next = this.next();
 		if (this.mergeable(next)) {
-			return getBody() + '\n' + next.getMergedBody();
+			return getBody().trim() + '\n' + next.getMergedBody();
 		}
-		return getBody();
+		return getBody().trim();
 	}
 
 	public boolean hasMeCommand() {
@@ -386,6 +403,10 @@ public class Message extends AbstractEntity {
 	}
 
 	public int getMergedStatus() {
+		final Message next = this.next();
+		if (this.mergeable(next)) {
+			return next.getStatus();
+		}
 		return getStatus();
 	}
 
diff --git a/src/main/java/eu/siacs/conversations/entities/MucOptions.java b/src/main/java/eu/siacs/conversations/entities/MucOptions.java
index 27821c65..addee8db 100644
--- a/src/main/java/eu/siacs/conversations/entities/MucOptions.java
+++ b/src/main/java/eu/siacs/conversations/entities/MucOptions.java
@@ -150,6 +150,21 @@ public class MucOptions {
 			}
 		}
 
+		@Override
+		public boolean equals(Object other) {
+			if (this == other) {
+				return true;
+			} else if (!(other instanceof User)) {
+				return false;
+			} else {
+				User o = (User) other;
+				return name != null && name.equals(o.name)
+						&& jid != null && jid.equals(o.jid)
+						&& affiliation == o.affiliation
+						&& role == o.role;
+			}
+		}
+
 		public Affiliation getAffiliation() {
 			return this.affiliation;
 		}
@@ -260,7 +275,7 @@ public class MucOptions {
 				User user = new User();
 				if (x != null) {
 					Element item = x.findChild("item");
-					if (item != null) {
+					if (item != null && name != null) {
 						user.setName(name);
 						user.setAffiliation(item.getAttribute("affiliation"));
 						user.setRole(item.getAttribute("role"));
diff --git a/src/main/java/eu/siacs/conversations/generator/AbstractGenerator.java b/src/main/java/eu/siacs/conversations/generator/AbstractGenerator.java
index 526e5b19..79626511 100644
--- a/src/main/java/eu/siacs/conversations/generator/AbstractGenerator.java
+++ b/src/main/java/eu/siacs/conversations/generator/AbstractGenerator.java
@@ -13,6 +13,7 @@ import java.util.Locale;
 import java.util.TimeZone;
 
 import eu.siacs.conversations.services.XmppConnectionService;
+import eu.siacs.conversations.utils.PhoneHelper;
 
 public abstract class AbstractGenerator {
 	private final String[] FEATURES = {
@@ -25,15 +26,18 @@ public abstract class AbstractGenerator {
 			"http://jabber.org/protocol/caps",
 			"http://jabber.org/protocol/disco#info",
 			"urn:xmpp:avatar:metadata+notify",
-			"urn:xmpp:ping"};
+			"urn:xmpp:ping",
+			"jabber:iq:version",
+			"http://jabber.org/protocol/chatstates"};
 	private final String[] MESSAGE_CONFIRMATION_FEATURES = {
 			"urn:xmpp:chat-markers:0",
 			"urn:xmpp:receipts"
 	};
-	public final String IDENTITY_NAME = "Conversations 1.0";
+	private String mVersion = null;
+	public final String IDENTITY_NAME = "Conversations";
 	public final String IDENTITY_TYPE = "phone";
 
-	private static final SimpleDateFormat DATE_FORMAT = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'", Locale.US);
+	private static final SimpleDateFormat DATE_FORMAT = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'", Locale.US);
 
 	protected XmppConnectionService mXmppConnectionService;
 
@@ -41,10 +45,21 @@ public abstract class AbstractGenerator {
 		this.mXmppConnectionService = service;
 	}
 
+	protected String getIdentityVersion() {
+		if (mVersion == null) {
+			this.mVersion = PhoneHelper.getVersionName(mXmppConnectionService);
+		}
+		return this.mVersion;
+	}
+
+	protected String getIdentityName() {
+		return IDENTITY_NAME + " " + getIdentityVersion();
+	}
+
 	public String getCapHash() {
 		StringBuilder s = new StringBuilder();
-		s.append("client/" + IDENTITY_TYPE + "//" + IDENTITY_NAME + "<");
-		MessageDigest md = null;
+		s.append("client/" + IDENTITY_TYPE + "//" + getIdentityName() + "<");
+		MessageDigest md;
 		try {
 			md = MessageDigest.getInstance("SHA-1");
 		} catch (NoSuchAlgorithmException e) {
diff --git a/src/main/java/eu/siacs/conversations/generator/IqGenerator.java b/src/main/java/eu/siacs/conversations/generator/IqGenerator.java
index 161e6f89..6bc629b5 100644
--- a/src/main/java/eu/siacs/conversations/generator/IqGenerator.java
+++ b/src/main/java/eu/siacs/conversations/generator/IqGenerator.java
@@ -8,6 +8,7 @@ import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Conversation;
 import eu.siacs.conversations.services.MessageArchiveService;
 import eu.siacs.conversations.services.XmppConnectionService;
+import eu.siacs.conversations.utils.PhoneHelper;
 import eu.siacs.conversations.utils.Xmlns;
 import eu.siacs.conversations.xml.Element;
 import eu.siacs.conversations.xmpp.forms.Data;
@@ -30,14 +31,22 @@ public class IqGenerator extends AbstractGenerator {
 		query.setAttribute("node", request.query().getAttribute("node"));
 		final Element identity = query.addChild("identity");
 		identity.setAttribute("category", "client");
-		identity.setAttribute("type", this.IDENTITY_TYPE);
-		identity.setAttribute("name", IDENTITY_NAME);
+		identity.setAttribute("type", IDENTITY_TYPE);
+		identity.setAttribute("name", getIdentityName());
 		for (final String feature : getFeatures()) {
 			query.addChild("feature").setAttribute("var", feature);
 		}
 		return packet;
 	}
 
+	public IqPacket versionResponse(final IqPacket request) {
+		final IqPacket packet = request.generateResponse(IqPacket.TYPE.RESULT);
+		Element query = packet.query("jabber:iq:version");
+		query.addChild("name").setContent(IDENTITY_NAME);
+		query.addChild("version").setContent(getIdentityVersion());
+		return packet;
+	}
+
 	protected IqPacket publish(final String node, final Element item) {
 		final IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
 		final Element pubsub = packet.addChild("pubsub",
diff --git a/src/main/java/eu/siacs/conversations/generator/MessageGenerator.java b/src/main/java/eu/siacs/conversations/generator/MessageGenerator.java
index 2ee636b5..8f6a90b9 100644
--- a/src/main/java/eu/siacs/conversations/generator/MessageGenerator.java
+++ b/src/main/java/eu/siacs/conversations/generator/MessageGenerator.java
@@ -12,6 +12,7 @@ import eu.siacs.conversations.entities.Conversation;
 import eu.siacs.conversations.entities.Message;
 import eu.siacs.conversations.services.XmppConnectionService;
 import eu.siacs.conversations.xml.Element;
+import eu.siacs.conversations.xmpp.chatstate.ChatState;
 import eu.siacs.conversations.xmpp.jid.Jid;
 import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
 
@@ -34,6 +35,9 @@ public class MessageGenerator extends AbstractGenerator {
 		} else if (message.getType() == Message.TYPE_PRIVATE) {
 			packet.setTo(message.getCounterpart());
 			packet.setType(MessagePacket.TYPE_CHAT);
+			if (this.mXmppConnectionService.indicateReceived()) {
+				packet.addChild("request", "urn:xmpp:receipts");
+			}
 		} else {
 			packet.setTo(message.getCounterpart().toBareJid());
 			packet.setType(MessagePacket.TYPE_GROUPCHAT);
@@ -102,21 +106,12 @@ public class MessageGenerator extends AbstractGenerator {
 		return packet;
 	}
 
-	public MessagePacket generateNotAcceptable(MessagePacket origin) {
-		MessagePacket packet = generateError(origin);
-		Element error = packet.addChild("error");
-		error.setAttribute("type", "modify");
-		error.setAttribute("code", "406");
-		error.addChild("not-acceptable");
-		return packet;
-	}
-
-	private MessagePacket generateError(MessagePacket origin) {
+	public MessagePacket generateChatState(Conversation conversation) {
+		final Account account = conversation.getAccount();
 		MessagePacket packet = new MessagePacket();
-		packet.setId(origin.getId());
-		packet.setTo(origin.getFrom());
-		packet.setBody(origin.getBody());
-		packet.setType(MessagePacket.TYPE_ERROR);
+		packet.setTo(conversation.getJid().toBareJid());
+		packet.setFrom(account.getJid());
+		packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
 		return packet;
 	}
 
@@ -176,4 +171,17 @@ public class MessageGenerator extends AbstractGenerator {
 		received.setAttribute("id", originalMessage.getId());
 		return receivedPacket;
 	}
+
+	public MessagePacket generateOtrError(Jid to, String id) {
+		MessagePacket packet = new MessagePacket();
+		packet.setType(MessagePacket.TYPE_ERROR);
+		packet.setAttribute("id",id);
+		packet.setTo(to);
+		Element error = packet.addChild("error");
+		error.setAttribute("code","406");
+		error.setAttribute("type","modify");
+		error.addChild("not-acceptable","urn:ietf:params:xml:ns:xmpp-stanzas");
+		error.addChild("text").setContent("unreadable OTR message received");
+		return packet;
+	}
 }
diff --git a/src/main/java/eu/siacs/conversations/http/HttpConnection.java b/src/main/java/eu/siacs/conversations/http/HttpConnection.java
index 4bff5251..e7d30919 100644
--- a/src/main/java/eu/siacs/conversations/http/HttpConnection.java
+++ b/src/main/java/eu/siacs/conversations/http/HttpConnection.java
@@ -148,7 +148,7 @@ public class HttpConnection implements Downloadable {
 					mXmppConnectionService.getRNG());
 
 			final SSLSocketFactory sf = sc.getSocketFactory();
-			final String[] cipherSuites = CryptoHelper.getSupportedCipherSuites(
+			final String[] cipherSuites = CryptoHelper.getOrderedCipherSuites(
 					sf.getSupportedCipherSuites());
 			if (cipherSuites.length > 0) {
 				sc.getDefaultSSLParameters().setCipherSuites(cipherSuites);
diff --git a/src/main/java/eu/siacs/conversations/parser/AbstractParser.java b/src/main/java/eu/siacs/conversations/parser/AbstractParser.java
index 9b3e239c..473195bd 100644
--- a/src/main/java/eu/siacs/conversations/parser/AbstractParser.java
+++ b/src/main/java/eu/siacs/conversations/parser/AbstractParser.java
@@ -1,5 +1,7 @@
 package eu.siacs.conversations.parser;
 
+import android.util.Log;
+
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
 import java.util.Date;
@@ -41,8 +43,14 @@ public abstract class AbstractParser {
 		if (stamp == null) {
 			return now;
 		}
-        long time = parseTimestamp(stamp).getTime();
-        return now < time ? now : time;
+        /*long time = parseTimestamp(stamp).getTime();
+        return now < time ? now : time;*/
+        try {
+            long time = parseTimestamp(stamp).getTime();
+            return now < time ? now : time;
+        } catch (ParseException e) {
+            return now;
+        }
 	}
 
     /**
@@ -53,17 +61,29 @@ public abstract class AbstractParser {
      * @return Date
      * @throws ParseException
      */
-	public static Date parseTimestamp(String timestamp) {
-        try {
+	public static Date parseTimestamp(String timestamp) throws ParseException {
+        /*try {
+            Log.d("TIMESTAMP", timestamp);
             return DatatypeFactory.newInstance().newXMLGregorianCalendar(timestamp).toGregorianCalendar().getTime();
         } catch (DatatypeConfigurationException e) {
+            Log.d("TIMESTAMP", e.getMessage());
             return new Date();
-        }
+        }*/
+        timestamp = timestamp.replace("Z", "+0000");
+        SimpleDateFormat dateFormat;
+        timestamp = timestamp.substring(0,19)+timestamp.substring(timestamp.length() -5,timestamp.length());
+        dateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ",Locale.US);
+        return dateFormat.parse(timestamp);
 	}
 
 	protected void updateLastseen(final Element packet, final Account account,
 			final boolean presenceOverwrite) {
 		final Jid from = packet.getAttributeAsJid("from");
+        updateLastseen(packet, account, from, presenceOverwrite);
+    }
+
+    protected void updateLastseen(final Element packet, final Account account, final Jid from,
+                                  final boolean presenceOverwrite) {
 		final String presence = from == null || from.isBareJid() ? "" : from.getResourcepart();
 		final Contact contact = account.getRoster().getContact(from);
 		final long timestamp = getTimestamp(packet);
diff --git a/src/main/java/eu/siacs/conversations/parser/IqParser.java b/src/main/java/eu/siacs/conversations/parser/IqParser.java
index 6430c296..6039d395 100644
--- a/src/main/java/eu/siacs/conversations/parser/IqParser.java
+++ b/src/main/java/eu/siacs/conversations/parser/IqParser.java
@@ -134,9 +134,11 @@ public class IqParser extends AbstractParser implements OnIqPacketReceived {
 			mXmppConnectionService.getJingleConnectionManager()
 				.deliverIbbPacket(account, packet);
 		} else if (packet.hasChild("query", "http://jabber.org/protocol/disco#info")) {
-			final IqPacket response = mXmppConnectionService.getIqGenerator()
-				.discoResponse(packet);
-			account.getXmppConnection().sendIqPacket(response, null);
+			final IqPacket response = mXmppConnectionService.getIqGenerator().discoResponse(packet);
+			mXmppConnectionService.sendIqPacket(account, response, null);
+		} else if (packet.hasChild("query","jabber:iq:version")) {
+			final IqPacket response = mXmppConnectionService.getIqGenerator().versionResponse(packet);
+			mXmppConnectionService.sendIqPacket(account,response,null);
 		} else if (packet.hasChild("ping", "urn:xmpp:ping")) {
 			final IqPacket response = packet.generateResponse(IqPacket.TYPE.RESULT);
 			mXmppConnectionService.sendIqPacket(account, response, null);
diff --git a/src/main/java/eu/siacs/conversations/parser/MessageParser.java b/src/main/java/eu/siacs/conversations/parser/MessageParser.java
index 49efb004..8ae9b642 100644
--- a/src/main/java/eu/siacs/conversations/parser/MessageParser.java
+++ b/src/main/java/eu/siacs/conversations/parser/MessageParser.java
@@ -14,6 +14,7 @@ import eu.siacs.conversations.services.XmppConnectionService;
 import eu.siacs.conversations.utils.CryptoHelper;
 import eu.siacs.conversations.xml.Element;
 import eu.siacs.conversations.xmpp.OnMessagePacketReceived;
+import eu.siacs.conversations.xmpp.chatstate.ChatState;
 import eu.siacs.conversations.xmpp.jid.Jid;
 import eu.siacs.conversations.xmpp.pep.Avatar;
 import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
@@ -24,13 +25,27 @@ public class MessageParser extends AbstractParser implements
 		super(service);
 	}
 
+	private boolean extractChatState(Conversation conversation, final Element element) {
+		ChatState state = ChatState.parse(element);
+		if (state != null && conversation != null) {
+			final Account account = conversation.getAccount();
+			Jid from = element.getAttributeAsJid("from");
+			if (from != null && from.toBareJid().equals(account.getJid().toBareJid())) {
+				conversation.setOutgoingChatState(state);
+				return false;
+			} else {
+				return conversation.setIncomingChatState(state);
+			}
+		}
+		return false;
+	}
+
 	private Message parseChat(MessagePacket packet, Account account) {
-        final Jid jid = packet.getFrom();
+		final Jid jid = packet.getFrom();
 		if (jid == null) {
 			return null;
 		}
 		Conversation conversation = mXmppConnectionService.findOrCreateConversation(account, jid.toBareJid(), false);
-		updateLastseen(packet, account, true);
 		String pgpBody = getPgpBody(packet);
 		Message finishedMessage;
 		if (pgpBody != null) {
@@ -45,16 +60,22 @@ public class MessageParser extends AbstractParser implements
 		finishedMessage.markable = isMarkable(packet);
 		if (conversation.getMode() == Conversation.MODE_MULTI
 				&& !jid.isBareJid()) {
+			final Jid trueCounterpart = conversation.getMucOptions()
+					.getTrueCounterpart(jid.getResourcepart());
+			if (trueCounterpart != null) {
+				updateLastseen(packet, account, trueCounterpart, false);
+			}
 			finishedMessage.setType(Message.TYPE_PRIVATE);
-			finishedMessage.setTrueCounterpart(conversation.getMucOptions()
-					.getTrueCounterpart(jid.getResourcepart()));
+			finishedMessage.setTrueCounterpart(trueCounterpart);
 			if (conversation.hasDuplicateMessage(finishedMessage)) {
 				return null;
 			}
-
+		} else {
+			updateLastseen(packet, account, true);
 		}
 		finishedMessage.setCounterpart(jid);
 		finishedMessage.setTime(getTimestamp(packet));
+		extractChatState(conversation,packet);
 		return finishedMessage;
 	}
 
@@ -69,10 +90,11 @@ public class MessageParser extends AbstractParser implements
 				.findOrCreateConversation(account, from.toBareJid(), false);
 		String presence;
 		if (from.isBareJid()) {
-            presence = "";
+			presence = "";
 		} else {
 			presence = from.getResourcepart();
 		}
+		extractChatState(conversation, packet);
 		updateLastseen(packet, account, true);
 		String body = packet.getBody();
 		if (body.matches("^\\?OTRv\\d{1,2}\\?.*")) {
@@ -97,6 +119,7 @@ public class MessageParser extends AbstractParser implements
 			}
 		}
 		try {
+			conversation.setLastReceivedOtrMessageId(packet.getId());
 			Session otrSession = conversation.getOtrSession();
 			SessionStatus before = otrSession.getSessionStatus();
 			body = otrSession.transformReceiving(body);
@@ -123,6 +146,7 @@ public class MessageParser extends AbstractParser implements
 			finishedMessage.setRemoteMsgId(packet.getId());
 			finishedMessage.markable = isMarkable(packet);
 			finishedMessage.setCounterpart(from);
+			conversation.setLastReceivedOtrMessageId(null);
 			return finishedMessage;
 		} catch (Exception e) {
 			conversation.resetOtrSession();
@@ -132,7 +156,7 @@ public class MessageParser extends AbstractParser implements
 
 	private Message parseGroupchat(MessagePacket packet, Account account) {
 		int status;
-        final Jid from = packet.getFrom();
+		final Jid from = packet.getFrom();
 		if (from == null) {
 			return null;
 		}
@@ -142,6 +166,10 @@ public class MessageParser extends AbstractParser implements
 		}
 		Conversation conversation = mXmppConnectionService
 				.findOrCreateConversation(account, from.toBareJid(), true);
+		final Jid trueCounterpart = conversation.getMucOptions().getTrueCounterpart(from.getResourcepart());
+		if (trueCounterpart != null) {
+			updateLastseen(packet, account, trueCounterpart, false);
+		}
 		if (packet.hasChild("subject")) {
 			conversation.setHasMessagesLeftOnServer(true);
 			conversation.getMucOptions().setSubject(packet.findChild("subject").getContent());
@@ -275,6 +303,7 @@ public class MessageParser extends AbstractParser implements
 			finishedMessage = new Message(conversation, body,
 					Message.ENCRYPTION_NONE, status);
 		}
+		extractChatState(conversation,message);
 		finishedMessage.setTime(getTimestamp(message));
 		finishedMessage.setRemoteMsgId(message.getAttribute("id"));
 		finishedMessage.markable = isMarkable(message);
@@ -362,6 +391,9 @@ public class MessageParser extends AbstractParser implements
 
 	private void parseNonMessage(Element packet, Account account) {
 		final Jid from = packet.getAttributeAsJid("from");
+		if (extractChatState(from == null ? null : mXmppConnectionService.find(account,from), packet)) {
+			mXmppConnectionService.updateConversationUi();
+		}
 		Element invite = extractInvite(packet);
 		if (invite != null) {
 			Conversation conversation = mXmppConnectionService.findOrCreateConversation(account, from, true);
@@ -377,14 +409,19 @@ public class MessageParser extends AbstractParser implements
 			Element event = packet.findChild("event",
 					"http://jabber.org/protocol/pubsub#event");
 			parseEvent(event, from, account);
-		} else if (from != null
-				&& packet.hasChild("displayed", "urn:xmpp:chat-markers:0")) {
+		} else if (from != null && packet.hasChild("displayed", "urn:xmpp:chat-markers:0")) {
 			String id = packet
 					.findChild("displayed", "urn:xmpp:chat-markers:0")
 					.getAttribute("id");
 			updateLastseen(packet, account, true);
-			mXmppConnectionService.markMessage(account, from.toBareJid(),
-					id, Message.STATUS_SEND_DISPLAYED);
+			final Message displayedMessage = mXmppConnectionService.markMessage(account, from.toBareJid(), id, Message.STATUS_SEND_DISPLAYED);
+			Message message = displayedMessage == null ? null :displayedMessage.prev();
+			while (message != null
+					&& message.getStatus() == Message.STATUS_SEND_RECEIVED
+					&& message.getTimeSent() < displayedMessage.getTimeSent()) {
+				mXmppConnectionService.markMessage(message, Message.STATUS_SEND_DISPLAYED);
+				message = message.prev();
+			}
 		} else if (from != null
 				&& packet.hasChild("received", "urn:xmpp:chat-markers:0")) {
 			String id = packet.findChild("received", "urn:xmpp:chat-markers:0")
diff --git a/src/main/java/eu/siacs/conversations/parser/PresenceParser.java b/src/main/java/eu/siacs/conversations/parser/PresenceParser.java
index accb56ea..7505b091 100644
--- a/src/main/java/eu/siacs/conversations/parser/PresenceParser.java
+++ b/src/main/java/eu/siacs/conversations/parser/PresenceParser.java
@@ -1,5 +1,7 @@
 package eu.siacs.conversations.parser;
 
+import java.util.ArrayList;
+
 import eu.siacs.conversations.crypto.PgpEngine;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Contact;
@@ -27,8 +29,12 @@ public class PresenceParser extends AbstractParser implements
 			final MucOptions mucOptions = conversation.getMucOptions();
 			boolean before = mucOptions.online();
 			int count = mucOptions.getUsers().size();
+			final ArrayList<MucOptions.User> tileUserBefore = new ArrayList<>(mucOptions.getUsers().subList(0,Math.min(mucOptions.getUsers().size(),5)));
 			mucOptions.processPacket(packet, mPgpEngine);
-			mXmppConnectionService.getAvatarService().clear(conversation);
+			final ArrayList<MucOptions.User> tileUserAfter = new ArrayList<>(mucOptions.getUsers().subList(0,Math.min(mucOptions.getUsers().size(),5)));
+			if (!tileUserAfter.equals(tileUserBefore)) {
+				mXmppConnectionService.getAvatarService().clear(conversation);
+			}
 			if (before != mucOptions.online() || (mucOptions.online() && count != mucOptions.getUsers().size())) {
 				mXmppConnectionService.updateConversationUi();
 			} else if (mucOptions.online()) {
diff --git a/src/main/java/eu/siacs/conversations/persistance/DatabaseBackend.java b/src/main/java/eu/siacs/conversations/persistance/DatabaseBackend.java
index 3ae3356d..28e1c47e 100644
--- a/src/main/java/eu/siacs/conversations/persistance/DatabaseBackend.java
+++ b/src/main/java/eu/siacs/conversations/persistance/DatabaseBackend.java
@@ -278,6 +278,8 @@ public class DatabaseBackend extends SQLiteOpenHelper {
 			return (count > 0);
 		} catch (SQLiteCantOpenDatabaseException e) {
 			return true; // better safe than sorry
+		} catch (RuntimeException e) {
+			return true; // better safe than sorry
 		}
 	}
 
diff --git a/src/main/java/eu/siacs/conversations/persistance/FileBackend.java b/src/main/java/eu/siacs/conversations/persistance/FileBackend.java
index 62987aaa..c499d499 100644
--- a/src/main/java/eu/siacs/conversations/persistance/FileBackend.java
+++ b/src/main/java/eu/siacs/conversations/persistance/FileBackend.java
@@ -318,39 +318,41 @@ public class FileBackend {
 	}
 
 	public boolean save(Avatar avatar) {
+		File file;
 		if (isAvatarCached(avatar)) {
-			return true;
-		}
-		String filename = getAvatarPath(avatar.getFilename());
-		File file = new File(filename + ".tmp");
-		file.getParentFile().mkdirs();
-		try {
-			file.createNewFile();
-			FileOutputStream mFileOutputStream = new FileOutputStream(file);
-			MessageDigest digest = MessageDigest.getInstance("SHA-1");
-			digest.reset();
-			DigestOutputStream mDigestOutputStream = new DigestOutputStream(
-					mFileOutputStream, digest);
-			mDigestOutputStream.write(avatar.getImageAsBytes());
-			mDigestOutputStream.flush();
-			mDigestOutputStream.close();
-			avatar.size = file.length();
-			String sha1sum = CryptoHelper.bytesToHex(digest.digest());
-			if (sha1sum.equals(avatar.sha1sum)) {
-				file.renameTo(new File(filename));
-				return true;
-			} else {
-				Log.d(Config.LOGTAG, "sha1sum mismatch for " + avatar.owner);
-				file.delete();
+			file = new File(getAvatarPath(avatar.getFilename()));
+		} else {
+			String filename = getAvatarPath(avatar.getFilename());
+			file = new File(filename + ".tmp");
+			file.getParentFile().mkdirs();
+			try {
+				file.createNewFile();
+				FileOutputStream mFileOutputStream = new FileOutputStream(file);
+				MessageDigest digest = MessageDigest.getInstance("SHA-1");
+				digest.reset();
+				DigestOutputStream mDigestOutputStream = new DigestOutputStream(
+						mFileOutputStream, digest);
+				mDigestOutputStream.write(avatar.getImageAsBytes());
+				mDigestOutputStream.flush();
+				mDigestOutputStream.close();
+				String sha1sum = CryptoHelper.bytesToHex(digest.digest());
+				if (sha1sum.equals(avatar.sha1sum)) {
+					file.renameTo(new File(filename));
+				} else {
+					Log.d(Config.LOGTAG, "sha1sum mismatch for " + avatar.owner);
+					file.delete();
+					return false;
+				}
+			} catch (FileNotFoundException e) {
+				return false;
+			} catch (IOException e) {
+				return false;
+			} catch (NoSuchAlgorithmException e) {
 				return false;
 			}
-		} catch (FileNotFoundException e) {
-			return false;
-		} catch (IOException e) {
-			return false;
-		} catch (NoSuchAlgorithmException e) {
-			return false;
 		}
+		avatar.size = file.length();
+		return true;
 	}
 
 	public String getAvatarPath(String avatar) {
diff --git a/src/main/java/eu/siacs/conversations/services/AvatarService.java b/src/main/java/eu/siacs/conversations/services/AvatarService.java
index f28dc24e..7412eb93 100644
--- a/src/main/java/eu/siacs/conversations/services/AvatarService.java
+++ b/src/main/java/eu/siacs/conversations/services/AvatarService.java
@@ -38,10 +38,10 @@ public class AvatarService {
 		this.mXmppConnectionService = service;
 	}
 
-	public Bitmap get(final Contact contact, final int size) {
+	private Bitmap get(final Contact contact, final int size, boolean cachedOnly) {
 		final String KEY = key(contact, size);
 		Bitmap avatar = this.mXmppConnectionService.getBitmapCache().get(KEY);
-		if (avatar != null) {
+		if (avatar != null || cachedOnly) {
 			return avatar;
 		}
 		if (contact.getProfilePhoto() != null) {
@@ -51,7 +51,7 @@ public class AvatarService {
 			avatar = mXmppConnectionService.getFileBackend().getAvatar(contact.getAvatar(), size);
 		}
 		if (avatar == null) {
-            avatar = get(contact.getDisplayName(), size);
+            avatar = get(contact.getDisplayName(), size, cachedOnly);
 		}
 		this.mXmppConnectionService.getBitmapCache().put(KEY, avatar);
 		return avatar;
@@ -77,25 +77,33 @@ public class AvatarService {
 	}
 
 	public Bitmap get(ListItem item, int size) {
+		return get(item,size,false);
+	}
+
+	public Bitmap get(ListItem item, int size, boolean cachedOnly) {
 		if (item instanceof Contact) {
-			return get((Contact) item, size);
+			return get((Contact) item, size,cachedOnly);
 		} else if (item instanceof Bookmark) {
 			Bookmark bookmark = (Bookmark) item;
 			if (bookmark.getConversation() != null) {
-				return get(bookmark.getConversation(), size);
+				return get(bookmark.getConversation(), size, cachedOnly);
 			} else {
-				return get(bookmark.getDisplayName(), size);
+				return get(bookmark.getDisplayName(), size, cachedOnly);
 			}
 		} else {
-			return get(item.getDisplayName(), size);
+			return get(item.getDisplayName(), size, cachedOnly);
 		}
 	}
 
 	public Bitmap get(Conversation conversation, int size) {
+		return get(conversation,size,false);
+	}
+
+	public Bitmap get(Conversation conversation, int size, boolean cachedOnly) {
 		if (conversation.getMode() == Conversation.MODE_SINGLE) {
-			return get(conversation.getContact(), size);
+			return get(conversation.getContact(), size, cachedOnly);
 		} else {
-			return get(conversation.getMucOptions(), size);
+			return get(conversation.getMucOptions(), size, cachedOnly);
 		}
 	}
 
@@ -107,10 +115,10 @@ public class AvatarService {
 		}
 	}
 
-	public Bitmap get(MucOptions mucOptions, int size) {
+	private Bitmap get(MucOptions mucOptions, int size,  boolean cachedOnly) {
 		final String KEY = key(mucOptions, size);
 		Bitmap bitmap = this.mXmppConnectionService.getBitmapCache().get(KEY);
-		if (bitmap != null) {
+		if (bitmap != null || cachedOnly) {
 			return bitmap;
 		}
 		final List<MucOptions.User> users = new ArrayList<>(mucOptions.getUsers());
@@ -179,7 +187,7 @@ public class AvatarService {
 		avatar = mXmppConnectionService.getFileBackend().getAvatar(
 				account.getAvatar(), size);
 		if (avatar == null) {
-			avatar = get(account.getJid().toBareJid().toString(), size);
+			avatar = get(account.getJid().toBareJid().toString(), size,false);
 		}
 		mXmppConnectionService.getBitmapCache().put(KEY, avatar);
 		return avatar;
@@ -204,10 +212,14 @@ public class AvatarService {
 				+ String.valueOf(size);
 	}
 
-	public Bitmap get(final String name, final int size) {
+	public Bitmap get(String name, int size) {
+		return get(name,size,false);
+	}
+
+	public Bitmap get(final String name, final int size, boolean cachedOnly) {
 		final String KEY = key(name, size);
 		Bitmap bitmap = mXmppConnectionService.getBitmapCache().get(KEY);
-		if (bitmap != null) {
+		if (bitmap != null || cachedOnly) {
 			return bitmap;
 		}
 		bitmap = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888);
diff --git a/src/main/java/eu/siacs/conversations/services/NotificationService.java b/src/main/java/eu/siacs/conversations/services/NotificationService.java
index 2ea0904f..fa079829 100644
--- a/src/main/java/eu/siacs/conversations/services/NotificationService.java
+++ b/src/main/java/eu/siacs/conversations/services/NotificationService.java
@@ -40,7 +40,9 @@ import eu.siacs.conversations.entities.Message;
 import eu.siacs.conversations.ui.ConversationActivity;
 import eu.siacs.conversations.ui.ManageAccountActivity;
 import eu.siacs.conversations.ui.TimePreference;
+import eu.siacs.conversations.utils.GeoHelper;
 import eu.siacs.conversations.utils.UIHelper;
+import eu.siacs.conversations.xmpp.XmppConnection;
 
 public class NotificationService {
 
@@ -210,14 +212,24 @@ public class NotificationService {
 				mBuilder.setCategory(Notification.CATEGORY_MESSAGE);
 			}
 			setNotificationColor(mBuilder);
+			mBuilder.setDefaults(0);
 			mBuilder.setSmallIcon(R.drawable.ic_notification);
 			mBuilder.setDeleteIntent(createDeleteIntent());
-			mBuilder.setLights(0xffffffff, 2000, 4000);
+			mBuilder.setLights(this.getLedNotificationColor(preferences), 2000, 4000);
 			final Notification notification = mBuilder.build();
 			notificationManager.notify(NOTIFICATION_ID, notification);
 		}
 	}
 
+    private int getLedNotificationColor(SharedPreferences preferences) {
+        String ledColorString = preferences.getString("led_notification_color", "0xffffffff");
+        try {
+            return Integer.valueOf(ledColorString);
+        } catch (NumberFormatException e) {
+            return 0xffffffff;
+        }
+    }
+
 	private Builder buildMultipleConversation() {
 		final Builder mBuilder = new NotificationCompat.Builder(
 				mXmppConnectionService);
@@ -277,6 +289,11 @@ public class NotificationService {
 						createDownloadIntent(message)
 						);
 			}
+			if ((message = getFirstLocationMessage(messages)) != null) {
+				mBuilder.addAction(R.drawable.ic_room_white_24dp,
+						mXmppConnectionService.getString(R.string.show_location),
+						createShowLocationIntent(message));
+			}
 			mBuilder.setContentIntent(createContentIntent(conversation));
 		}
 		return mBuilder;
@@ -340,6 +357,15 @@ public class NotificationService {
 		return null;
 	}
 
+	private Message getFirstLocationMessage(final Iterable<Message> messages) {
+		for(final Message message : messages) {
+			if (GeoHelper.isGeoUri(message.getBody())) {
+				return message;
+			}
+		}
+		return null;
+	}
+
 	private CharSequence getMergedBodies(final ArrayList<Message> messages) {
 		final StringBuilder text = new StringBuilder();
 		for (int i = 0; i < messages.size(); ++i) {
@@ -351,6 +377,16 @@ public class NotificationService {
 		return text.toString();
 	}
 
+	private PendingIntent createShowLocationIntent(final Message message) {
+		Iterable<Intent> intents = GeoHelper.createGeoIntentsFromMessage(message);
+		for(Intent intent : intents) {
+			if (intent.resolveActivity(mXmppConnectionService.getPackageManager()) != null) {
+				return PendingIntent.getActivity(mXmppConnectionService,18,intent,PendingIntent.FLAG_UPDATE_CURRENT);
+			}
+		}
+		return createOpenConversationsIntent();
+	}
+
 	private PendingIntent createContentIntent(final String conversationUuid, final String downloadMessageUuid) {
 		final TaskStackBuilder stackBuilder = TaskStackBuilder
 			.create(mXmppConnectionService);
@@ -395,7 +431,20 @@ public class NotificationService {
 		final Intent intent = new Intent(mXmppConnectionService,
 				XmppConnectionService.class);
 		intent.setAction(XmppConnectionService.ACTION_DISABLE_FOREGROUND);
-		return PendingIntent.getService(mXmppConnectionService, 0, intent, 0);
+		return PendingIntent.getService(mXmppConnectionService, 34, intent, 0);
+	}
+
+	private PendingIntent createTryAgainIntent() {
+		final Intent intent = new Intent(mXmppConnectionService, XmppConnectionService.class);
+		intent.setAction(XmppConnectionService.ACTION_TRY_AGAIN);
+		return PendingIntent.getService(mXmppConnectionService, 45, intent, 0);
+	}
+
+	private PendingIntent createDisableAccountIntent(final Account account) {
+		final Intent intent = new Intent(mXmppConnectionService,XmppConnectionService.class);
+		intent.setAction(XmppConnectionService.ACTION_DISABLE_ACCOUNT);
+		intent.putExtra("account",account.getJid().toBareJid().toString());
+		return PendingIntent.getService(mXmppConnectionService,0,intent,PendingIntent.FLAG_UPDATE_CURRENT);
 	}
 
 	private boolean wasHighlightedOrPrivate(final Message message) {
@@ -423,9 +472,6 @@ public class NotificationService {
 	}
 
 	public void setIsInForeground(final boolean foreground) {
-		if (foreground != this.mIsInForeground) {
-			Log.d(Config.LOGTAG,"setIsInForeground("+Boolean.toString(foreground)+")");
-		}
 		this.mIsInForeground = foreground;
 	}
 
@@ -492,6 +538,14 @@ public class NotificationService {
 			mBuilder.setContentTitle(mXmppConnectionService.getString(R.string.problem_connecting_to_accounts));
 			mBuilder.setContentText(mXmppConnectionService.getString(R.string.touch_to_fix));
 		}
+		mBuilder.addAction(R.drawable.ic_autorenew_white_24dp,
+				mXmppConnectionService.getString(R.string.try_again),
+				createTryAgainIntent());
+		if (errors.size() == 1) {
+			mBuilder.addAction(R.drawable.ic_block_white_24dp,
+					mXmppConnectionService.getString(R.string.disable_account),
+					createDisableAccountIntent(errors.get(0)));
+		}
 		mBuilder.setOngoing(true);
 		//mBuilder.setLights(0xffffffff, 2000, 4000);
 		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
diff --git a/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java b/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java
index e34f9bd7..ca182867 100644
--- a/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java
+++ b/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java
@@ -16,6 +16,7 @@ import android.os.Binder;
 import android.os.Bundle;
 import android.os.FileObserver;
 import android.os.IBinder;
+import android.os.Looper;
 import android.os.PowerManager;
 import android.os.PowerManager.WakeLock;
 import android.os.SystemClock;
@@ -85,6 +86,7 @@ import eu.siacs.conversations.xmpp.OnPresencePacketReceived;
 import eu.siacs.conversations.xmpp.OnStatusChanged;
 import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 import eu.siacs.conversations.xmpp.XmppConnection;
+import eu.siacs.conversations.xmpp.chatstate.ChatState;
 import eu.siacs.conversations.xmpp.forms.Data;
 import eu.siacs.conversations.xmpp.forms.Field;
 import eu.siacs.conversations.xmpp.jid.InvalidJidException;
@@ -102,6 +104,8 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 	public static final String ACTION_CLEAR_NOTIFICATION = "clear_notification";
 	public static final String ACTION_DISABLE_FOREGROUND = "disable_foreground";
 	private static final String ACTION_MERGE_PHONE_CONTACTS = "merge_phone_contacts";
+	public static final String ACTION_TRY_AGAIN = "try_again";
+	public static final String ACTION_DISABLE_ACCOUNT = "disable_account";
 	private ContentObserver contactObserver = new ContentObserver(null) {
 		@Override
 		public void onChange(boolean selfChange) {
@@ -275,6 +279,11 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 	private LruCache<String, Bitmap> mBitmapCache;
 	private Thread mPhoneContactMergerThread;
 
+	private boolean mRestoredFromDatabase = false;
+	public boolean areMessagesInitialized() {
+		return this.mRestoredFromDatabase;
+	}
+
 	public PgpEngine getPgpEngine() {
 		if (pgpServiceConnection.isBound()) {
 			if (this.mPgpEngine == null) {
@@ -297,6 +306,24 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 		return this.mAvatarService;
 	}
 
+	public void attachLocationToConversation(final Conversation conversation,
+											 final Uri uri,
+											 final UiCallback<Message> callback) {
+		int encryption = conversation.getNextEncryption(forceEncryption());
+		if (encryption == Message.ENCRYPTION_PGP) {
+			encryption = Message.ENCRYPTION_DECRYPTED;
+		}
+		Message message = new Message(conversation,uri.toString(),encryption);
+		if (conversation.getNextCounterpart() != null) {
+			message.setCounterpart(conversation.getNextCounterpart());
+		}
+		if (encryption == Message.ENCRYPTION_DECRYPTED) {
+			getPgpEngine().encrypt(message,callback);
+		} else {
+			callback.success(message);
+		}
+	}
+
 	public void attachFileToConversation(final Conversation conversation,
 			final Uri uri,
 			final UiCallback<Message> callback) {
@@ -386,7 +413,11 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 		if (action != null) {
 			switch (action) {
 				case ACTION_MERGE_PHONE_CONTACTS:
-					PhoneHelper.loadPhoneContacts(getApplicationContext(), new CopyOnWriteArrayList<Bundle>(), this);
+					if (mRestoredFromDatabase) {
+						PhoneHelper.loadPhoneContacts(getApplicationContext(),
+								new CopyOnWriteArrayList<Bundle>(),
+								this);
+					}
 					return START_STICKY;
 				case Intent.ACTION_SHUTDOWN:
 					logoutAndSave();
@@ -398,6 +429,28 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 					getPreferences().edit().putBoolean("keep_foreground_service",false).commit();
 					toggleForegroundService();
 					break;
+				case ACTION_TRY_AGAIN:
+					for(Account account : accounts) {
+						if (account.hasErrorStatus()) {
+							final XmppConnection connection = account.getXmppConnection();
+							if (connection != null) {
+								connection.resetAttemptCount();
+							}
+						}
+					}
+					break;
+				case ACTION_DISABLE_ACCOUNT:
+					try {
+						String jid = intent.getStringExtra("account");
+						Account account = jid == null ? null : findAccountByJid(Jid.fromString(jid));
+						if (account != null) {
+							account.setOption(Account.OPTION_DISABLED,true);
+							updateAccount(account);
+						}
+					} catch (final InvalidJidException ignored) {
+						break;
+					}
+					break;
 			}
 		}
 		this.wakeLock.acquire();
@@ -432,10 +485,7 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 							this.scheduleWakeUpCall((int) (msToNextPing / 1000), account.getUuid().hashCode());
 						}
 					} else if (account.getStatus() == Account.State.OFFLINE) {
-						if (account.getXmppConnection() == null) {
-							account.setXmppConnection(this.createConnection(account));
-						}
-						new Thread(account.getXmppConnection()).start();
+						reconnectAccount(account,true);
 					} else if (account.getStatus() == Account.State.CONNECTING) {
 						long timeout = Config.CONNECT_TIMEOUT - ((SystemClock.elapsedRealtime() - account.getXmppConnection().getLastConnect()) / 1000);
 						if (timeout < 0) {
@@ -499,10 +549,8 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 
 		for (final Account account : this.accounts) {
 			account.initOtrEngine(this);
-			this.databaseBackend.readRoster(account.getRoster());
 		}
-		initConversations();
-		PhoneHelper.loadPhoneContacts(getApplicationContext(),new CopyOnWriteArrayList<Bundle>(), this);
+		restoreFromDatabase();
 
 		getContentResolver().registerContentObserver(ContactsContract.Contacts.CONTENT_URI, true, contactObserver);
 		this.fileObserver.startWatching();
@@ -574,6 +622,13 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 		return connection;
 	}
 
+	public void sendChatState(Conversation conversation) {
+		if (sendChatStates()) {
+			MessagePacket packet = mMessageGenerator.generateChatState(conversation);
+			sendMessagePacket(conversation.getAccount(), packet);
+		}
+	}
+
 	public void sendMessage(final Message message) {
 		final Account account = message.getConversation().getAccount();
 		account.deactivateGracePeriod();
@@ -674,6 +729,11 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 					}
 		}
 		if ((send) && (packet != null)) {
+			if (conv.setOutgoingChatState(Config.DEFAULT_CHATSTATE)) {
+				if (this.sendChatStates()) {
+					packet.addChild(ChatState.toElement(conv.getOutgoingChatState()));
+				}
+			}
 			sendMessagePacket(account, packet);
 		}
 		updateConversationUi();
@@ -755,6 +815,11 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 			} else {
 				markMessage(message, Message.STATUS_UNSEND);
 			}
+			if (message.getConversation().setOutgoingChatState(Config.DEFAULT_CHATSTATE)) {
+				if (this.sendChatStates()) {
+					packet.addChild(ChatState.toElement(message.getConversation().getOutgoingChatState()));
+				}
+			}
 			sendMessagePacket(account, packet);
 		}
 	}
@@ -855,7 +920,7 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 		mPhoneContactMergerThread.start();
 	}
 
-	private void initConversations() {
+	private void restoreFromDatabase() {
 		synchronized (this.conversations) {
 			final Map<String, Account> accountLookupTable = new Hashtable<>();
 			for (Account account : this.accounts) {
@@ -865,9 +930,29 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 			for (Conversation conversation : this.conversations) {
 				Account account = accountLookupTable.get(conversation.getAccountUuid());
 				conversation.setAccount(account);
-				conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
-				checkDeletedFiles(conversation);
 			}
+			new Thread(new Runnable() {
+				@Override
+				public void run() {
+					Log.d(Config.LOGTAG,"restoring roster");
+					for(Account account : accounts) {
+						databaseBackend.readRoster(account.getRoster());
+					}
+					getBitmapCache().evictAll();
+					Looper.prepare();
+					PhoneHelper.loadPhoneContacts(getApplicationContext(),
+							new CopyOnWriteArrayList<Bundle>(),
+							XmppConnectionService.this);
+					Log.d(Config.LOGTAG,"restoring messages");
+					for (Conversation conversation : conversations) {
+						conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
+						checkDeletedFiles(conversation);
+					}
+					mRestoredFromDatabase = true;
+					Log.d(Config.LOGTAG,"restored all messages");
+					updateConversationUi();
+				}
+			}).start();
 		}
 	}
 
@@ -1069,7 +1154,7 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 		account.initOtrEngine(this);
 		databaseBackend.createAccount(account);
 		this.accounts.add(account);
-		this.reconnectAccount(account, false);
+		this.reconnectAccountInBackground(account);
 		updateAccountUi();
 	}
 
@@ -1274,6 +1359,9 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 				}
 			}
 		}
+		for(Conversation conversation : getConversations()) {
+			conversation.setIncomingChatState(ChatState.ACTIVE);
+		}
 		this.mNotificationService.setIsInForeground(false);
 		Log.d(Config.LOGTAG, "app switched into background");
 	}
@@ -1902,24 +1990,29 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 	}
 
 	public void reconnectAccount(final Account account, final boolean force) {
-		new Thread(new Runnable() {
+		synchronized (account) {
+			if (account.getXmppConnection() != null) {
+				disconnect(account, force);
+			}
+			if (!account.isOptionSet(Account.OPTION_DISABLED)) {
+				if (account.getXmppConnection() == null) {
+					account.setXmppConnection(createConnection(account));
+				}
+				Thread thread = new Thread(account.getXmppConnection());
+				thread.start();
+				scheduleWakeUpCall(Config.CONNECT_TIMEOUT, account.getUuid().hashCode());
+			} else {
+				account.getRoster().clearPresences();
+				account.setXmppConnection(null);
+			}
+		}
+	}
 
+	public void reconnectAccountInBackground(final Account account) {
+		new Thread(new Runnable() {
 			@Override
 			public void run() {
-				if (account.getXmppConnection() != null) {
-					disconnect(account, force);
-				}
-				if (!account.isOptionSet(Account.OPTION_DISABLED)) {
-					if (account.getXmppConnection() == null) {
-						account.setXmppConnection(createConnection(account));
-					}
-					Thread thread = new Thread(account.getXmppConnection());
-					thread.start();
-					scheduleWakeUpCall(Config.CONNECT_TIMEOUT, account.getUuid().hashCode());
-				} else {
-					account.getRoster().clearPresences();
-					account.setXmppConnection(null);
-				}
+				reconnectAccount(account,false);
 			}
 		}).start();
 	}
@@ -1943,19 +2036,20 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 		}
 	}
 
-	public boolean markMessage(final Account account, final Jid recipient, final String uuid,
-							   final int status) {
+	public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status) {
 		if (uuid == null) {
-			return false;
-		} else {
-			for (Conversation conversation : getConversations()) {
-				if (conversation.getJid().equals(recipient)
-						&& conversation.getAccount().equals(account)) {
-					return markMessage(conversation, uuid, status);
+			return null;
+		}
+		for (Conversation conversation : getConversations()) {
+			if (conversation.getJid().toBareJid().equals(recipient) && conversation.getAccount() == account) {
+				final Message message = conversation.findSentMessageWithUuid(uuid);
+				if (message != null) {
+					markMessage(message, status);
 				}
+				return message;
 			}
-			return false;
 		}
+		return null;
 	}
 
 	public boolean markMessage(Conversation conversation, String uuid,
@@ -1997,6 +2091,10 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 		return getPreferences().getBoolean("confirm_messages", true);
 	}
 
+	public boolean sendChatStates() {
+		return getPreferences().getBoolean("chat_states", false);
+	}
+
 	public boolean saveEncryptedMessages() {
 		return !getPreferences().getBoolean("dont_save_encrypted", false);
 	}
@@ -2005,6 +2103,14 @@ public class XmppConnectionService extends Service implements OnPhoneContactsLoa
 		return getPreferences().getBoolean("indicate_received", false);
 	}
 
+	public int unreadCount() {
+		int count = 0;
+		for(Conversation conversation : getConversations()) {
+			count += conversation.unreadCount();
+		}
+		return count;
+	}
+
 	public void updateConversationUi() {
 		if (mOnConversationUpdate != null) {
 			mOnConversationUpdate.onConversationUpdate();
diff --git a/src/main/java/eu/siacs/conversations/ui/AboutPreference.java b/src/main/java/eu/siacs/conversations/ui/AboutPreference.java
index 804b4e23..a57e1b89 100644
--- a/src/main/java/eu/siacs/conversations/ui/AboutPreference.java
+++ b/src/main/java/eu/siacs/conversations/ui/AboutPreference.java
@@ -6,6 +6,8 @@ import android.content.pm.PackageManager;
 import android.preference.Preference;
 import android.util.AttributeSet;
 
+import eu.siacs.conversations.utils.PhoneHelper;
+
 public class AboutPreference extends Preference {
 	public AboutPreference(final Context context, final AttributeSet attrs, final int defStyle) {
 		super(context, attrs, defStyle);
@@ -25,17 +27,7 @@ public class AboutPreference extends Preference {
     }
 
     private void setSummary() {
-		if (getContext() != null && getContext().getPackageManager() != null) {
-			final String packageName = getContext().getPackageName();
-			final String versionName;
-			try {
-				versionName = getContext().getPackageManager().getPackageInfo(packageName, 0).versionName;
-				setSummary("Conversations " + versionName);
-			} catch (final PackageManager.NameNotFoundException e) {
-				// Using try/catch as part of the logic is sort of like this:
-				// https://xkcd.com/292/
-			}
-		}
+		setSummary("Conversations " + PhoneHelper.getVersionName(getContext()));
 	}
 }
 
diff --git a/src/main/java/eu/siacs/conversations/ui/ChooseContactActivity.java b/src/main/java/eu/siacs/conversations/ui/ChooseContactActivity.java
index 70b353c6..c9e99ce5 100644
--- a/src/main/java/eu/siacs/conversations/ui/ChooseContactActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/ChooseContactActivity.java
@@ -3,20 +3,100 @@ package eu.siacs.conversations.ui;
 import android.content.Context;
 import android.content.Intent;
 import android.os.Bundle;
+import android.view.ActionMode;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
 import android.view.View;
 import android.view.inputmethod.InputMethodManager;
+import android.widget.AbsListView.MultiChoiceModeListener;
 import android.widget.AdapterView;
+import android.widget.ListView;
 
+import java.util.Set;
+import java.util.HashSet;
 import java.util.Collections;
+import java.util.List;
+import java.util.ArrayList;
 
+import eu.siacs.conversations.R;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Contact;
 import eu.siacs.conversations.entities.ListItem;
 
 public class ChooseContactActivity extends AbstractSearchableListItemActivity {
+
+	private Set<Contact> selected;
+	private Set<String> filterContacts;
+
 	@Override
 	public void onCreate(final Bundle savedInstanceState) {
 		super.onCreate(savedInstanceState);
+		filterContacts = new HashSet<>();
+		String[] contacts = getIntent().getStringArrayExtra("filter_contacts");
+		if (contacts != null) {
+			Collections.addAll(filterContacts, contacts);
+		}
+
+		if (getIntent().getBooleanExtra("multiple", false)) {
+			getListView().setChoiceMode(ListView.CHOICE_MODE_MULTIPLE_MODAL);
+			getListView().setMultiChoiceModeListener(new MultiChoiceModeListener() {
+
+				@Override
+				public  boolean onPrepareActionMode(ActionMode mode, Menu menu) {
+					return false;
+				}
+
+				@Override
+				public boolean onCreateActionMode(ActionMode mode, Menu menu) {
+					final InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
+					imm.hideSoftInputFromWindow(getSearchEditText().getWindowToken(),
+							InputMethodManager.HIDE_IMPLICIT_ONLY);
+					MenuInflater inflater = getMenuInflater();
+					inflater.inflate(R.menu.select_multiple, menu);
+					selected = new HashSet<Contact>();
+					return true;
+				}
+
+				@Override
+				public void onDestroyActionMode(ActionMode mode) {
+				}
+
+				@Override
+				public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
+					switch(item.getItemId()) {
+						case R.id.selection_submit:
+							final Intent request = getIntent();
+							final Intent data = new Intent();
+							data.putExtra("conversation",
+									request.getStringExtra("conversation"));
+							String[] selection = getSelectedContactJids();
+							data.putExtra("contacts", selection);
+							data.putExtra("multiple", true);
+							setResult(RESULT_OK, data);
+							finish();
+							return true;
+					}
+					return false;
+				}
+
+				@Override
+				public void onItemCheckedStateChanged(ActionMode mode, int position, long id, boolean checked) {
+					Contact item = (Contact) getListItems().get(position);
+					if (checked) {
+						selected.add(item);
+					} else {
+						selected.remove(item);
+					}
+					int numSelected = selected.size();
+					MenuItem selectButton = mode.getMenu().findItem(R.id.selection_submit);
+					String buttonText = getResources().getQuantityString(R.plurals.select_contact,
+							numSelected, numSelected);
+					selectButton.setTitle(buttonText);
+				}
+			});
+		}
+
 		getListView().setOnItemClickListener(new AdapterView.OnItemClickListener() {
 
 			@Override
@@ -36,6 +116,7 @@ public class ChooseContactActivity extends AbstractSearchableListItemActivity {
 				data.putExtra("account", account);
 				data.putExtra("conversation",
 						request.getStringExtra("conversation"));
+				data.putExtra("multiple", false);
 				setResult(RESULT_OK, data);
 				finish();
 			}
@@ -48,7 +129,9 @@ public class ChooseContactActivity extends AbstractSearchableListItemActivity {
 		for (final Account account : xmppConnectionService.getAccounts()) {
 			if (account.getStatus() != Account.State.DISABLED) {
 				for (final Contact contact : account.getRoster().getContacts()) {
-					if (contact.showInRoster() && contact.match(needle)) {
+					if (contact.showInRoster() &&
+							!filterContacts.contains(contact.getJid().toBareJid().toString())
+							&& contact.match(needle)) {
 						getListItems().add(contact);
 					}
 				}
@@ -57,4 +140,13 @@ public class ChooseContactActivity extends AbstractSearchableListItemActivity {
 		Collections.sort(getListItems());
 		getListItemAdapter().notifyDataSetChanged();
 	}
+
+	private String[] getSelectedContactJids() {
+		List<String> result = new ArrayList<>();
+		for (Contact contact : selected) {
+			result.add(contact.getJid().toString());
+		}
+		return result.toArray(new String[result.size()]);
+	}
+
 }
diff --git a/src/main/java/eu/siacs/conversations/ui/ConferenceDetailsActivity.java b/src/main/java/eu/siacs/conversations/ui/ConferenceDetailsActivity.java
index 399d9fdf..e4bfd6ff 100644
--- a/src/main/java/eu/siacs/conversations/ui/ConferenceDetailsActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/ConferenceDetailsActivity.java
@@ -25,6 +25,8 @@ import android.widget.Toast;
 import org.openintents.openpgp.util.OpenPgpUtils;
 
 import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Comparator;
 import java.util.List;
 
 import eu.siacs.conversations.R;
@@ -142,24 +144,17 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 
 	@Override
 	public void onConversationUpdate() {
-		runOnUiThread(new Runnable() {
-
-			@Override
-			public void run() {
-				updateView();
-			}
-		});
+		refreshUi();
 	}
 
 	@Override
 	public void onMucRosterUpdate() {
-		runOnUiThread(new Runnable() {
+		refreshUi();
+	}
 
-			@Override
-			public void run() {
-				updateView();
-			}
-		});
+	@Override
+	protected void refreshUiReal() {
+		updateView();
 	}
 
 	@Override
@@ -431,9 +426,16 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 		}
 		LayoutInflater inflater = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
 		membersView.removeAllViews();
-		for (final User user : mConversation.getMucOptions().getUsers()) {
-			View view = inflater.inflate(R.layout.contact, membersView,
-					false);
+		final ArrayList<User> users = new ArrayList<>();
+		users.addAll(mConversation.getMucOptions().getUsers());
+		Collections.sort(users,new Comparator<User>() {
+			@Override
+			public int compare(User lhs, User rhs) {
+				return lhs.getName().compareToIgnoreCase(rhs.getName());
+			}
+		});
+		for (final User user : users) {
+			View view = inflater.inflate(R.layout.contact, membersView,false);
 			this.setListItemBackgroundOnView(view);
 			view.setOnClickListener(new OnClickListener() {
 				@Override
diff --git a/src/main/java/eu/siacs/conversations/ui/ContactDetailsActivity.java b/src/main/java/eu/siacs/conversations/ui/ContactDetailsActivity.java
index fda0c617..40a4587c 100644
--- a/src/main/java/eu/siacs/conversations/ui/ContactDetailsActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/ContactDetailsActivity.java
@@ -139,26 +139,18 @@ public class ContactDetailsActivity extends XmppActivity implements OnAccountUpd
 
 	@Override
 	public void onRosterUpdate() {
-		runOnUiThread(new Runnable() {
-
-			@Override
-			public void run() {
-				invalidateOptionsMenu();
-				populateView();
-			}
-		});
+		refreshUi();
 	}
 
 	@Override
 	public void onAccountUpdate() {
-		runOnUiThread(new Runnable() {
+		refreshUi();
+	}
 
-			@Override
-			public void run() {
-				invalidateOptionsMenu();
-				populateView();
-			}
-		});
+	@Override
+	protected void refreshUiReal() {
+		invalidateOptionsMenu();
+		populateView();
 	}
 
 	@Override
diff --git a/src/main/java/eu/siacs/conversations/ui/ConversationActivity.java b/src/main/java/eu/siacs/conversations/ui/ConversationActivity.java
index 0a55c6b5..82afda07 100644
--- a/src/main/java/eu/siacs/conversations/ui/ConversationActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/ConversationActivity.java
@@ -12,7 +12,6 @@ import android.content.IntentSender.SendIntentException;
 import android.net.Uri;
 import android.os.Build;
 import android.os.Bundle;
-import android.os.SystemClock;
 import android.provider.MediaStore;
 import android.support.v4.widget.SlidingPaneLayout;
 import android.support.v4.widget.SlidingPaneLayout.PanelSlideListener;
@@ -34,7 +33,6 @@ import java.util.ArrayList;
 import java.util.List;
 
 import eu.siacs.conversations.R;
-import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Blockable;
 import eu.siacs.conversations.entities.Contact;
 import eu.siacs.conversations.entities.Conversation;
@@ -64,6 +62,7 @@ public class ConversationActivity extends XmppActivity
 	private static final int ATTACHMENT_CHOICE_TAKE_PHOTO = 0x0302;
 	private static final int ATTACHMENT_CHOICE_CHOOSE_FILE = 0x0303;
 	private static final int ATTACHMENT_CHOICE_RECORD_VOICE = 0x0304;
+	private static final int ATTACHMENT_CHOICE_LOCATION = 0x0305;
 	private static final String STATE_OPEN_CONVERSATION = "state_open_conversation";
 	private static final String STATE_PANEL_OPEN = "state_panel_open";
 	private static final String STATE_PENDING_URI = "state_pending_uri";
@@ -72,6 +71,7 @@ public class ConversationActivity extends XmppActivity
 	private boolean mPanelOpen = true;
 	private Uri mPendingImageUri = null;
 	private Uri mPendingFileUri = null;
+	private Uri mPendingGeoUri = null;
 
 	private View mContentView;
 
@@ -85,6 +85,7 @@ public class ConversationActivity extends XmppActivity
 	private Toast prepareFileToast;
 
 	private boolean mActivityPaused = false;
+	private boolean mRedirected = true;
 
 	public Conversation getSelectedConversation() {
 		return this.mSelectedConversation;
@@ -313,7 +314,6 @@ public class ConversationActivity extends XmppActivity
 					menuInviteContact.setVisible(getSelectedConversation().getMucOptions().canInvite());
 				} else {
 					menuMucDetails.setVisible(false);
-					final Account account = this.getSelectedConversation().getAccount();
 				}
 				if (this.getSelectedConversation().isMuted()) {
 					menuMute.setVisible(false);
@@ -325,50 +325,60 @@ public class ConversationActivity extends XmppActivity
 		return true;
 	}
 
-	private void selectPresenceToAttachFile(final int attachmentChoice) {
-		selectPresence(getSelectedConversation(), new OnPresenceSelected() {
+	private void selectPresenceToAttachFile(final int attachmentChoice, final int encryption) {
+		if (attachmentChoice == ATTACHMENT_CHOICE_LOCATION && encryption != Message.ENCRYPTION_OTR) {
+			getSelectedConversation().setNextCounterpart(null);
+			Intent intent = new Intent("eu.siacs.conversations.location.request");
+			startActivityForResult(intent,attachmentChoice);
+		} else {
+			selectPresence(getSelectedConversation(), new OnPresenceSelected() {
 
-			@Override
-			public void onPresenceSelected() {
-				Intent intent = new Intent();
-				boolean chooser = false;
-				switch (attachmentChoice) {
-					case ATTACHMENT_CHOICE_CHOOSE_IMAGE:
-						intent.setAction(Intent.ACTION_GET_CONTENT);
-						intent.setType("image/*");
-						chooser = true;
-						break;
-					case ATTACHMENT_CHOICE_TAKE_PHOTO:
-						mPendingImageUri = xmppConnectionService.getFileBackend().getTakePhotoUri();
-						intent.setAction(MediaStore.ACTION_IMAGE_CAPTURE);
-						intent.putExtra(MediaStore.EXTRA_OUTPUT,mPendingImageUri);
-						break;
-					case ATTACHMENT_CHOICE_CHOOSE_FILE:
-						chooser = true;
-						intent.setType("*/*");
-						intent.addCategory(Intent.CATEGORY_OPENABLE);
-						intent.setAction(Intent.ACTION_GET_CONTENT);
-						break;
-					case ATTACHMENT_CHOICE_RECORD_VOICE:
-						intent.setAction(MediaStore.Audio.Media.RECORD_SOUND_ACTION);
-						break;
-				}
-				if (intent.resolveActivity(getPackageManager()) != null) {
-					if (chooser) {
-						startActivityForResult(
-								Intent.createChooser(intent,getString(R.string.perform_action_with)),
-								attachmentChoice);
-					} else {
-						startActivityForResult(intent, attachmentChoice);
+				@Override
+				public void onPresenceSelected() {
+					Intent intent = new Intent();
+					boolean chooser = false;
+					switch (attachmentChoice) {
+						case ATTACHMENT_CHOICE_CHOOSE_IMAGE:
+							intent.setAction(Intent.ACTION_GET_CONTENT);
+							intent.setType("image/*");
+							chooser = true;
+							break;
+						case ATTACHMENT_CHOICE_TAKE_PHOTO:
+							mPendingImageUri = xmppConnectionService.getFileBackend().getTakePhotoUri();
+							intent.setAction(MediaStore.ACTION_IMAGE_CAPTURE);
+							intent.putExtra(MediaStore.EXTRA_OUTPUT, mPendingImageUri);
+							break;
+						case ATTACHMENT_CHOICE_CHOOSE_FILE:
+							chooser = true;
+							intent.setType("*/*");
+							intent.addCategory(Intent.CATEGORY_OPENABLE);
+							intent.setAction(Intent.ACTION_GET_CONTENT);
+							break;
+						case ATTACHMENT_CHOICE_RECORD_VOICE:
+							intent.setAction(MediaStore.Audio.Media.RECORD_SOUND_ACTION);
+							break;
+						case ATTACHMENT_CHOICE_LOCATION:
+							intent.setAction("eu.siacs.conversations.location.request");
+							break;
+					}
+					if (intent.resolveActivity(getPackageManager()) != null) {
+						if (chooser) {
+							startActivityForResult(
+									Intent.createChooser(intent, getString(R.string.perform_action_with)),
+									attachmentChoice);
+						} else {
+							startActivityForResult(intent, attachmentChoice);
+						}
 					}
 				}
-			}
-		});
+			});
+		}
 	}
 
 	private void attachFile(final int attachmentChoice) {
 		final Conversation conversation = getSelectedConversation();
-		if (conversation.getNextEncryption(forceEncryption()) == Message.ENCRYPTION_PGP) {
+		final int encryption = conversation.getNextEncryption(forceEncryption());
+		if (encryption == Message.ENCRYPTION_PGP) {
 			if (hasPgp()) {
 				if (conversation.getContact().getPgpKeyId() != 0) {
 					xmppConnectionService.getPgpEngine().hasKey(
@@ -378,13 +388,12 @@ public class ConversationActivity extends XmppActivity
 								@Override
 								public void userInputRequried(PendingIntent pi,
 										Contact contact) {
-									ConversationActivity.this.runIntent(pi,
-											attachmentChoice);
+									ConversationActivity.this.runIntent(pi,attachmentChoice);
 								}
 
 								@Override
 								public void success(Contact contact) {
-									selectPresenceToAttachFile(attachmentChoice);
+									selectPresenceToAttachFile(attachmentChoice,encryption);
 								}
 
 								@Override
@@ -406,7 +415,7 @@ public class ConversationActivity extends XmppActivity
 											.setNextEncryption(Message.ENCRYPTION_NONE);
 										xmppConnectionService.databaseBackend
 											.updateConversation(conversation);
-										selectPresenceToAttachFile(attachmentChoice);
+										selectPresenceToAttachFile(attachmentChoice,Message.ENCRYPTION_NONE);
 									}
 								});
 					}
@@ -414,11 +423,8 @@ public class ConversationActivity extends XmppActivity
 			} else {
 				showInstallPgpDialog();
 			}
-		} else if (getSelectedConversation().getNextEncryption(
-					forceEncryption()) == Message.ENCRYPTION_NONE) {
-			selectPresenceToAttachFile(attachmentChoice);
 		} else {
-			selectPresenceToAttachFile(attachmentChoice);
+			selectPresenceToAttachFile(attachmentChoice,encryption);
 		}
 	}
 
@@ -526,6 +532,9 @@ public class ConversationActivity extends XmppActivity
 		if (new Intent(MediaStore.Audio.Media.RECORD_SOUND_ACTION).resolveActivity(getPackageManager()) == null) {
 			attachFilePopup.getMenu().findItem(R.id.attach_record_voice).setVisible(false);
 		}
+		if (new Intent("eu.siacs.conversations.location.request").resolveActivity(getPackageManager()) == null) {
+			attachFilePopup.getMenu().findItem(R.id.attach_location).setVisible(false);
+		}
 		attachFilePopup.setOnMenuItemClickListener(new OnMenuItemClickListener() {
 
 			@Override
@@ -543,6 +552,9 @@ public class ConversationActivity extends XmppActivity
 					case R.id.attach_record_voice:
 						attachFile(ATTACHMENT_CHOICE_RECORD_VOICE);
 						break;
+					case R.id.attach_location:
+						attachFile(ATTACHMENT_CHOICE_LOCATION);
+						break;
 				}
 				return false;
 			}
@@ -677,8 +689,7 @@ public class ConversationActivity extends XmppActivity
 						if (durations[which] == -1) {
 							till = Long.MAX_VALUE;
 						} else {
-							till = SystemClock.elapsedRealtime()
-								+ (durations[which] * 1000);
+							till = System.currentTimeMillis() + (durations[which] * 1000);
 						}
 						conversation.setMutedTill(till);
 						ConversationActivity.this.xmppConnectionService.databaseBackend
@@ -722,6 +733,7 @@ public class ConversationActivity extends XmppActivity
 	@Override
 	public void onStart() {
 		super.onStart();
+		this.mRedirected = false;
 		if (this.xmppConnectionServiceBound) {
 			this.onBackendConnected();
 		}
@@ -778,10 +790,19 @@ public class ConversationActivity extends XmppActivity
 		this.xmppConnectionService.getNotificationService().setIsInForeground(true);
 		updateConversationList();
 		if (xmppConnectionService.getAccounts().size() == 0) {
-			startActivity(new Intent(this, EditAccountActivity.class));
+			if (!mRedirected) {
+				this.mRedirected = true;
+				startActivity(new Intent(this, EditAccountActivity.class));
+				finish();
+			}
 		} else if (conversationList.size() <= 0) {
-			startActivity(new Intent(this, StartConversationActivity.class));
-			finish();
+			if (!mRedirected) {
+				this.mRedirected = true;
+				Intent intent = new Intent(this, StartConversationActivity.class);
+				intent.putExtra("init",true);
+				startActivity(intent);
+				finish();
+			}
 		} else if (getIntent() != null && VIEW_CONVERSATION.equals(getIntent().getType())) {
 			handleViewConversationIntent(getIntent());
 		} else if (selectConversationByUuid(mOpenConverstaion)) {
@@ -795,11 +816,12 @@ public class ConversationActivity extends XmppActivity
 			this.mConversationFragment.reInit(getSelectedConversation());
 			mOpenConverstaion = null;
 		} else if (getSelectedConversation() != null) {
-			this.mConversationFragment.updateMessages();
+			this.mConversationFragment.reInit(getSelectedConversation());
 		} else {
 			showConversationsOverview();
 			mPendingImageUri = null;
 			mPendingFileUri = null;
+			mPendingGeoUri = null;
 			setSelectedConversation(conversationList.get(0));
 			this.mConversationFragment.reInit(getSelectedConversation());
 		}
@@ -810,6 +832,9 @@ public class ConversationActivity extends XmppActivity
 		} else if (mPendingFileUri != null) {
 			attachFileToConversation(getSelectedConversation(),mPendingFileUri);
 			mPendingFileUri = null;
+		} else if (mPendingGeoUri != null) {
+			attachLocationToConversation(getSelectedConversation(),mPendingGeoUri);
+			mPendingGeoUri = null;
 		}
 		ExceptionHelper.checkForCrash(this, this.xmppConnectionService);
 		setIntent(new Intent());
@@ -888,6 +913,14 @@ public class ConversationActivity extends XmppActivity
 				Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
 				intent.setData(mPendingImageUri);
 				sendBroadcast(intent);
+			} else if (requestCode == ATTACHMENT_CHOICE_LOCATION) {
+				double latitude = data.getDoubleExtra("latitude",0);
+				double longitude = data.getDoubleExtra("longitude",0);
+				this.mPendingGeoUri = Uri.parse("geo:"+String.valueOf(latitude)+","+String.valueOf(longitude));
+				if (xmppConnectionServiceBound) {
+					attachLocationToConversation(getSelectedConversation(), mPendingGeoUri);
+					this.mPendingGeoUri = null;
+				}
 			}
 		} else {
 			if (requestCode == ATTACHMENT_CHOICE_TAKE_PHOTO) {
@@ -896,6 +929,26 @@ public class ConversationActivity extends XmppActivity
 		}
 	}
 
+	private void attachLocationToConversation(Conversation conversation, Uri uri) {
+		xmppConnectionService.attachLocationToConversation(conversation,uri, new UiCallback<Message>() {
+
+			@Override
+			public void success(Message message) {
+				xmppConnectionService.sendMessage(message);
+			}
+
+			@Override
+			public void error(int errorCode, Message object) {
+
+			}
+
+			@Override
+			public void userInputRequried(PendingIntent pi, Message object) {
+
+			}
+		});
+	}
+
 	private void attachFileToConversation(Conversation conversation, Uri uri) {
 		prepareFileToast = Toast.makeText(getApplicationContext(),
 				getText(R.string.preparing_file), Toast.LENGTH_LONG);
@@ -1008,56 +1061,50 @@ public class ConversationActivity extends XmppActivity
 	}
 
 	@Override
-	public void onAccountUpdate() {
-		runOnUiThread(new Runnable() {
-
-			@Override
-			public void run() {
-				updateConversationList();
-				ConversationActivity.this.mConversationFragment.updateMessages();
-				updateActionBarTitle();
+	protected void refreshUiReal() {
+		updateConversationList();
+		if (xmppConnectionService != null && xmppConnectionService.getAccounts().size() == 0) {
+			if (!mRedirected) {
+				this.mRedirected = true;
+				startActivity(new Intent(this, EditAccountActivity.class));
+				finish();
 			}
-		});
+		} else if (conversationList.size() == 0) {
+			if (!mRedirected) {
+				this.mRedirected = true;
+				Intent intent = new Intent(this, StartConversationActivity.class);
+				intent.putExtra("init",true);
+				startActivity(intent);
+				finish();
+			}
+		} else {
+			ConversationActivity.this.mConversationFragment.updateMessages();
+			updateActionBarTitle();
+		}
 	}
 
 	@Override
-	public void onConversationUpdate() {
-		runOnUiThread(new Runnable() {
+	public void onAccountUpdate() {
+		this.refreshUi();
+	}
 
-			@Override
-			public void run() {
-				updateConversationList();
-				if (conversationList.size() == 0) {
-					startActivity(new Intent(getApplicationContext(),
-								StartConversationActivity.class));
-					finish();
-				}
-				ConversationActivity.this.mConversationFragment.updateMessages();
-				updateActionBarTitle();
-			}
-		});
+	@Override
+	public void onConversationUpdate() {
+		this.refreshUi();
 	}
 
 	@Override
 	public void onRosterUpdate() {
-		runOnUiThread(new Runnable() {
-
-			@Override
-			public void run() {
-				updateConversationList();
-				ConversationActivity.this.mConversationFragment.updateMessages();
-				updateActionBarTitle();
-			}
-		});
+		this.refreshUi();
 	}
 
 	@Override
 	public void OnUpdateBlocklist(Status status) {
+		this.refreshUi();
 		runOnUiThread(new Runnable() {
 			@Override
 			public void run() {
 				invalidateOptionsMenu();
-				ConversationActivity.this.mConversationFragment.updateMessages();
 			}
 		});
 	}
diff --git a/src/main/java/eu/siacs/conversations/ui/ConversationFragment.java b/src/main/java/eu/siacs/conversations/ui/ConversationFragment.java
index 80ac9da1..d5f20e41 100644
--- a/src/main/java/eu/siacs/conversations/ui/ConversationFragment.java
+++ b/src/main/java/eu/siacs/conversations/ui/ConversationFragment.java
@@ -8,6 +8,7 @@ import android.content.DialogInterface;
 import android.content.Intent;
 import android.content.IntentSender;
 import android.content.IntentSender.SendIntentException;
+import android.net.Uri;
 import android.os.Bundle;
 import android.text.InputType;
 import android.view.ContextMenu;
@@ -40,6 +41,7 @@ import java.util.List;
 import java.util.NoSuchElementException;
 import java.util.concurrent.ConcurrentLinkedQueue;
 
+import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.crypto.PgpEngine;
 import eu.siacs.conversations.entities.Account;
@@ -52,15 +54,16 @@ import eu.siacs.conversations.entities.Message;
 import eu.siacs.conversations.entities.MucOptions;
 import eu.siacs.conversations.entities.Presences;
 import eu.siacs.conversations.services.XmppConnectionService;
-import eu.siacs.conversations.ui.EditMessage.OnEnterPressed;
 import eu.siacs.conversations.ui.XmppActivity.OnPresenceSelected;
 import eu.siacs.conversations.ui.XmppActivity.OnValueEdited;
 import eu.siacs.conversations.ui.adapter.MessageAdapter;
 import eu.siacs.conversations.ui.adapter.MessageAdapter.OnContactPictureClicked;
 import eu.siacs.conversations.ui.adapter.MessageAdapter.OnContactPictureLongClicked;
+import eu.siacs.conversations.utils.GeoHelper;
+import eu.siacs.conversations.xmpp.chatstate.ChatState;
 import eu.siacs.conversations.xmpp.jid.Jid;
 
-public class ConversationFragment extends Fragment {
+public class ConversationFragment extends Fragment implements EditMessage.KeyboardListener {
 
 	protected Conversation conversation;
 	private OnClickListener leaveMuc = new OnClickListener() {
@@ -99,7 +102,6 @@ public class ConversationFragment extends Fragment {
 	protected ListView messagesView;
 	final protected List<Message> messageList = new ArrayList<>();
 	protected MessageAdapter messageListAdapter;
-	protected Contact contact;
 	private EditMessage mEditMessage;
 	private ImageButton mSendButton;
 	private RelativeLayout snackbar;
@@ -196,6 +198,7 @@ public class ConversationFragment extends Fragment {
 							askForPassphraseIntent,
 							ConversationActivity.REQUEST_DECRYPT_PGP, null, 0,
 							0, 0);
+					askForPassphraseIntent = null;
 				} catch (SendIntentException e) {
 					//
 				}
@@ -321,22 +324,12 @@ public class ConversationFragment extends Fragment {
 
 			@Override
 			public void onClick(View v) {
-				activity.hideConversationsOverview();
-			}
-		});
-		mEditMessage.setOnEditorActionListener(mEditorActionListener);
-		mEditMessage.setOnEnterPressedListener(new OnEnterPressed() {
-
-			@Override
-			public boolean onEnterPressed() {
-				if (activity.enterIsSend()) {
-					sendMessage();
-					return true;
-				} else {
-					return false;
+				if (activity != null) {
+					activity.hideConversationsOverview();
 				}
 			}
 		});
+		mEditMessage.setOnEditorActionListener(mEditorActionListener);
 
 		mSendButton = (ImageButton) view.findViewById(R.id.textSendButton);
 		mSendButton.setOnClickListener(this.mSendButtonListener);
@@ -418,19 +411,21 @@ public class ConversationFragment extends Fragment {
 			MenuItem copyUrl = menu.findItem(R.id.copy_url);
 			MenuItem downloadImage = menu.findItem(R.id.download_image);
 			MenuItem cancelTransmission = menu.findItem(R.id.cancel_transmission);
-			if (m.getType() != Message.TYPE_TEXT || m.getDownloadable() != null) {
+			if ((m.getType() != Message.TYPE_TEXT && m.getType() != Message.TYPE_PRIVATE)
+					|| m.getDownloadable() != null || GeoHelper.isGeoUri(m.getBody())) {
 				copyText.setVisible(false);
 			}
-			if (m.getType() == Message.TYPE_TEXT
+			if ((m.getType() == Message.TYPE_TEXT
 					|| m.getType() == Message.TYPE_PRIVATE
-					|| m.getDownloadable() != null) {
+					|| m.getDownloadable() != null)
+				&& (!GeoHelper.isGeoUri(m.getBody()))) {
 				shareWith.setVisible(false);
-					}
+			}
 			if (m.getStatus() != Message.STATUS_SEND_FAILED) {
 				sendAgain.setVisible(false);
 			}
-			if ((m.getType() != Message.TYPE_IMAGE && m.getDownloadable() == null)
-					|| m.getImageParams().url == null) {
+			if (((m.getType() != Message.TYPE_IMAGE && m.getDownloadable() == null)
+					|| m.getImageParams().url == null) && !GeoHelper.isGeoUri(m.getBody())) {
 				copyUrl.setVisible(false);
 					}
 			if (m.getType() != Message.TYPE_TEXT
@@ -475,16 +470,21 @@ public class ConversationFragment extends Fragment {
 	private void shareWith(Message message) {
 		Intent shareIntent = new Intent();
 		shareIntent.setAction(Intent.ACTION_SEND);
-		shareIntent.putExtra(Intent.EXTRA_STREAM,
-				activity.xmppConnectionService.getFileBackend()
-				.getJingleFileUri(message));
-		shareIntent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
-		String path = message.getRelativeFilePath();
-		String mime = path == null ? null :URLConnection.guessContentTypeFromName(path);
-		if (mime == null) {
-			mime = "image/webp";
-		}
-		shareIntent.setType(mime);
+		if (GeoHelper.isGeoUri(message.getBody())) {
+			shareIntent.putExtra(Intent.EXTRA_TEXT, message.getBody());
+			shareIntent.setType("text/plain");
+		} else {
+			shareIntent.putExtra(Intent.EXTRA_STREAM,
+					activity.xmppConnectionService.getFileBackend()
+							.getJingleFileUri(message));
+			shareIntent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
+			String path = message.getRelativeFilePath();
+			String mime = path == null ? null : URLConnection.guessContentTypeFromName(path);
+			if (mime == null) {
+				mime = "image/webp";
+			}
+			shareIntent.setType(mime);
+		}
 		activity.startActivity(Intent.createChooser(shareIntent,getText(R.string.share_with)));
 	}
 
@@ -509,8 +509,16 @@ public class ConversationFragment extends Fragment {
 	}
 
 	private void copyUrl(Message message) {
-		if (activity.copyTextToClipboard(
-					message.getImageParams().url.toString(), R.string.image_url)) {
+		final String url;
+		final int resId;
+		if (GeoHelper.isGeoUri(message.getBody())) {
+			resId = R.string.location;
+			url = message.getBody();
+		} else {
+			resId = R.string.image_url;
+			url = message.getImageParams().url.toString();
+		}
+		if (activity.copyTextToClipboard(url, resId)) {
 			Toast.makeText(activity, R.string.url_copied_to_clipboard,
 					Toast.LENGTH_SHORT).show();
 					}
@@ -555,7 +563,17 @@ public class ConversationFragment extends Fragment {
 		mDecryptJobRunning = false;
 		super.onStop();
 		if (this.conversation != null) {
-			this.conversation.setNextMessage(mEditMessage.getText().toString());
+			final String msg = mEditMessage.getText().toString();
+			this.conversation.setNextMessage(msg);
+			updateChatState(this.conversation,msg);
+		}
+	}
+
+	private void updateChatState(final Conversation conversation, final String msg) {
+		ChatState state = msg.length() == 0 ? Config.DEFAULT_CHATSTATE : ChatState.PAUSED;
+		Account.State status = conversation.getAccount().getStatus();
+		if (status == Account.State.ONLINE && conversation.setOutgoingChatState(state)) {
+			activity.xmppConnectionService.sendChatState(conversation);
 		}
 	}
 
@@ -563,20 +581,30 @@ public class ConversationFragment extends Fragment {
 		if (conversation == null) {
 			return;
 		}
+
+		this.activity = (ConversationActivity) getActivity();
+
 		if (this.conversation != null) {
-			this.conversation.setNextMessage(mEditMessage.getText().toString());
+			final String msg = mEditMessage.getText().toString();
+			this.conversation.setNextMessage(msg);
+			if (this.conversation != conversation) {
+				updateChatState(this.conversation,msg);
+			}
 			this.conversation.trim();
 		}
-		this.activity = (ConversationActivity) getActivity();
+
+		this.askForPassphraseIntent = null;
 		this.conversation = conversation;
 		this.mDecryptJobRunning = false;
 		this.mEncryptedMessages.clear();
 		if (this.conversation.getMode() == Conversation.MODE_MULTI) {
 			this.conversation.setNextCounterpart(null);
 		}
+		this.mEditMessage.setKeyboardListener(null);
 		this.mEditMessage.setText("");
 		this.mEditMessage.append(this.conversation.getNextMessage());
-		this.messagesView.invalidateViews();
+		this.mEditMessage.setKeyboardListener(this);
+		this.messagesView.setAdapter(messageListAdapter);
 		updateMessages();
 		this.messagesLoaded = true;
 		int size = this.messageList.size();
@@ -585,88 +613,127 @@ public class ConversationFragment extends Fragment {
 		}
 	}
 
+	private OnClickListener mUnblockClickListener = new OnClickListener() {
+		@Override
+		public void onClick(final View v) {
+			v.post(new Runnable() {
+				@Override
+				public void run() {
+					v.setVisibility(View.INVISIBLE);
+				}
+			});
+			if (conversation.isDomainBlocked()) {
+				BlockContactDialog.show(activity, activity.xmppConnectionService, conversation);
+			} else {
+				activity.unblockConversation(conversation);
+			}
+		}
+	};
+
+	private OnClickListener mAddBackClickListener = new OnClickListener() {
+
+		@Override
+		public void onClick(View v) {
+			final Contact contact = conversation == null ? null :conversation.getContact();
+			if (contact != null) {
+				activity.xmppConnectionService.createContact(contact);
+				activity.switchToContactDetails(contact);
+			}
+		}
+	};
+
+	private OnClickListener mUnmuteClickListener = new OnClickListener() {
+
+		@Override
+		public void onClick(final View v) {
+			activity.unmuteConversation(conversation);
+		}
+	};
+
+	private OnClickListener mAnswerSmpClickListener = new OnClickListener() {
+		@Override
+		public void onClick(View view) {
+			Intent intent = new Intent(activity, VerifyOTRActivity.class);
+			intent.setAction(VerifyOTRActivity.ACTION_VERIFY_CONTACT);
+			intent.putExtra("contact", conversation.getContact().getJid().toBareJid().toString());
+			intent.putExtra("account", conversation.getAccount().getJid().toBareJid().toString());
+			intent.putExtra("mode",VerifyOTRActivity.MODE_ANSWER_QUESTION);
+			startActivity(intent);
+		}
+	};
+
+	private void updateSnackBar(final Conversation conversation) {
+		final Account account = conversation.getAccount();
+		final Contact contact = conversation.getContact();
+		final int mode = conversation.getMode();
+		if (conversation.isBlocked()) {
+			showSnackbar(R.string.contact_blocked, R.string.unblock,this.mUnblockClickListener);
+		} else if (!contact.showInRoster() && contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
+			showSnackbar(R.string.contact_added_you, R.string.add_back,this.mAddBackClickListener);
+		} else if (mode == Conversation.MODE_MULTI
+				&&!conversation.getMucOptions().online()
+				&& account.getStatus() == Account.State.ONLINE) {
+			switch (conversation.getMucOptions().getError()) {
+				case MucOptions.ERROR_NICK_IN_USE:
+					showSnackbar(R.string.nick_in_use, R.string.edit, clickToMuc);
+					break;
+				case MucOptions.ERROR_UNKNOWN:
+					showSnackbar(R.string.conference_not_found, R.string.leave, leaveMuc);
+					break;
+				case MucOptions.ERROR_PASSWORD_REQUIRED:
+					showSnackbar(R.string.conference_requires_password, R.string.enter_password, enterPassword);
+					break;
+				case MucOptions.ERROR_BANNED:
+					showSnackbar(R.string.conference_banned, R.string.leave, leaveMuc);
+					break;
+				case MucOptions.ERROR_MEMBERS_ONLY:
+					showSnackbar(R.string.conference_members_only, R.string.leave, leaveMuc);
+					break;
+				case MucOptions.KICKED_FROM_ROOM:
+					showSnackbar(R.string.conference_kicked, R.string.join, joinMuc);
+					break;
+				default:
+					break;
+			}
+		} else if (askForPassphraseIntent != null ) {
+			showSnackbar(R.string.openpgp_messages_found,R.string.decrypt, clickToDecryptListener);
+		} else if (mode == Conversation.MODE_SINGLE
+				&& conversation.smpRequested()) {
+			showSnackbar(R.string.smp_requested, R.string.verify,this.mAnswerSmpClickListener);
+		} else if (mode == Conversation.MODE_SINGLE
+				&&conversation.hasValidOtrSession()
+				&& (conversation.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED)
+				&& (!conversation.isOtrFingerprintVerified())) {
+			showSnackbar(R.string.unknown_otr_fingerprint, R.string.verify, clickToVerify);
+		} else if (conversation.isMuted()) {
+			showSnackbar(R.string.notifications_disabled, R.string.enable,this.mUnmuteClickListener);
+		} else {
+			hideSnackbar();
+		}
+	}
+
 	public void updateMessages() {
 		synchronized (this.messageList) {
 			if (getView() == null) {
 				return;
 			}
-			hideSnackbar();
 			final ConversationActivity activity = (ConversationActivity) getActivity();
 			if (this.conversation != null) {
+				updateSnackBar(this.conversation);
 				final Contact contact = this.conversation.getContact();
 				if (this.conversation.isBlocked()) {
-					showSnackbar(R.string.contact_blocked, R.string.unblock,
-							new OnClickListener() {
-								@Override
-								public void onClick(final View v) {
-									v.post(new Runnable() {
-										@Override
-										public void run() {
-											v.setVisibility(View.INVISIBLE);
-										}
-									});
-									if (conversation.isDomainBlocked()) {
-										BlockContactDialog.show(getActivity(), ((ConversationActivity) getActivity()).xmppConnectionService, conversation);
-									} else {
-										((ConversationActivity) getActivity()).unblockConversation(conversation);
-									}
-								}
-							});
+
 				} else if (!contact.showInRoster()
 						&& contact
 						.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
-					showSnackbar(R.string.contact_added_you, R.string.add_back,
-							new OnClickListener() {
 
-								@Override
-								public void onClick(View v) {
-									activity.xmppConnectionService
-										.createContact(contact);
-									activity.switchToContactDetails(contact);
-								}
-							});
 				} else if (conversation.getMode() == Conversation.MODE_SINGLE) {
 					makeFingerprintWarning();
 				} else if (!conversation.getMucOptions().online()
 						&& conversation.getAccount().getStatus() == Account.State.ONLINE) {
-					int error = conversation.getMucOptions().getError();
-					switch (error) {
-						case MucOptions.ERROR_NICK_IN_USE:
-							showSnackbar(R.string.nick_in_use, R.string.edit,
-									clickToMuc);
-							break;
-						case MucOptions.ERROR_UNKNOWN:
-							showSnackbar(R.string.conference_not_found,
-									R.string.leave, leaveMuc);
-							break;
-						case MucOptions.ERROR_PASSWORD_REQUIRED:
-							showSnackbar(R.string.conference_requires_password,
-									R.string.enter_password, enterPassword);
-							break;
-						case MucOptions.ERROR_BANNED:
-							showSnackbar(R.string.conference_banned,
-									R.string.leave, leaveMuc);
-							break;
-						case MucOptions.ERROR_MEMBERS_ONLY:
-							showSnackbar(R.string.conference_members_only,
-									R.string.leave, leaveMuc);
-							break;
-						case MucOptions.KICKED_FROM_ROOM:
-							showSnackbar(R.string.conference_kicked, R.string.join,
-									joinMuc);
-							break;
-						default:
-							break;
-					}
+
 				} else if (this.conversation.isMuted()) {
-					showSnackbar(R.string.notifications_disabled, R.string.enable,
-							new OnClickListener() {
 
-								@Override
-								public void onClick(final View v) {
-									activity.unmuteConversation(conversation);
-								}
-							});
 				}
 				conversation.populateWithMessages(ConversationFragment.this.messageList);
 				for (final Message message : this.messageList) {
@@ -703,8 +770,7 @@ public class ConversationFragment extends Fragment {
 				public void userInputRequried(PendingIntent pi, Message message) {
 					mDecryptJobRunning = false;
 					askForPassphraseIntent = pi.getIntentSender();
-					showSnackbar(R.string.openpgp_messages_found,
-							R.string.decrypt, clickToDecryptListener);
+					updateSnackBar(conversation);
 				}
 
 				@Override
@@ -792,13 +858,21 @@ public class ConversationFragment extends Fragment {
 	protected void updateStatusMessages() {
 		synchronized (this.messageList) {
 			if (conversation.getMode() == Conversation.MODE_SINGLE) {
-				for (int i = this.messageList.size() - 1; i >= 0; --i) {
-					if (this.messageList.get(i).getStatus() == Message.STATUS_RECEIVED) {
-						return;
-					} else {
-						if (this.messageList.get(i).getStatus() == Message.STATUS_SEND_DISPLAYED) {
-							this.messageList.add(i + 1,Message.createStatusMessage(conversation));
+				ChatState state = conversation.getIncomingChatState();
+				if (state == ChatState.COMPOSING) {
+					this.messageList.add(Message.createStatusMessage(conversation, getString(R.string.contact_is_typing, conversation.getName())));
+				} else if (state == ChatState.PAUSED) {
+					this.messageList.add(Message.createStatusMessage(conversation, getString(R.string.contact_has_stopped_typing, conversation.getName())));
+				} else {
+					for (int i = this.messageList.size() - 1; i >= 0; --i) {
+						if (this.messageList.get(i).getStatus() == Message.STATUS_RECEIVED) {
 							return;
+						} else {
+							if (this.messageList.get(i).getStatus() == Message.STATUS_SEND_DISPLAYED) {
+								this.messageList.add(i + 1,
+										Message.createStatusMessage(conversation, getString(R.string.contact_has_read_up_to_this_point, conversation.getName())));
+								return;
+							}
 						}
 					}
 				}
@@ -807,22 +881,7 @@ public class ConversationFragment extends Fragment {
 	}
 
 	protected void makeFingerprintWarning() {
-		if (conversation.smpRequested()) {
-			showSnackbar(R.string.smp_requested, R.string.verify, new OnClickListener() {
-				@Override
-				public void onClick(View view) {
-					Intent intent = new Intent(activity, VerifyOTRActivity.class);
-					intent.setAction(VerifyOTRActivity.ACTION_VERIFY_CONTACT);
-					intent.putExtra("contact", conversation.getContact().getJid().toBareJid().toString());
-					intent.putExtra("account", conversation.getAccount().getJid().toBareJid().toString());
-					intent.putExtra("mode",VerifyOTRActivity.MODE_ANSWER_QUESTION);
-					startActivity(intent);
-				}
-			});
-		} else if (conversation.hasValidOtrSession() && (conversation.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED)
-				&& (!conversation.isOtrFingerprintVerified())) {
-			showSnackbar(R.string.unknown_otr_fingerprint, R.string.verify, clickToVerify);
-				}
+
 	}
 
 	protected void showSnackbar(final int message, final int action,
@@ -968,4 +1027,38 @@ public class ConversationFragment extends Fragment {
 		this.mEditMessage.append(text);
 	}
 
+	@Override
+	public boolean onEnterPressed() {
+		if (activity.enterIsSend()) {
+			sendMessage();
+			return true;
+		} else {
+			return false;
+		}
+	}
+
+	@Override
+	public void onTypingStarted() {
+		Account.State status = conversation.getAccount().getStatus();
+		if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.COMPOSING)) {
+			activity.xmppConnectionService.sendChatState(conversation);
+		}
+	}
+
+	@Override
+	public void onTypingStopped() {
+		Account.State status = conversation.getAccount().getStatus();
+		if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.PAUSED)) {
+			activity.xmppConnectionService.sendChatState(conversation);
+		}
+	}
+
+	@Override
+	public void onTextDeleted() {
+		Account.State status = conversation.getAccount().getStatus();
+		if (status == Account.State.ONLINE && conversation.setOutgoingChatState(Config.DEFAULT_CHATSTATE)) {
+			activity.xmppConnectionService.sendChatState(conversation);
+		}
+	}
+
 }
diff --git a/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java b/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java
index ea45b75e..27dfc492 100644
--- a/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java
@@ -102,6 +102,8 @@ public class EditAccountActivity extends XmppActivity implements OnAccountUpdate
 				} catch (final InvalidJidException ignored) {
 					return;
 				}
+				mAccountJid.setError(null);
+				mPasswordConfirm.setError(null);
 				mAccount.setPassword(password);
 				mAccount.setOption(Account.OPTION_REGISTER, registerNewAccount);
 				xmppConnectionService.updateAccount(mAccount);
@@ -221,6 +223,7 @@ public class EditAccountActivity extends XmppActivity implements OnAccountUpdate
 				if (avatar != null) {
 					intent = new Intent(getApplicationContext(),
 							StartConversationActivity.class);
+					intent.putExtra("init",true);
 				} else {
 					intent = new Intent(getApplicationContext(),
 							PublishProfilePictureActivity.class);
@@ -234,7 +237,7 @@ public class EditAccountActivity extends XmppActivity implements OnAccountUpdate
 	}
 
 	protected void updateSaveButton() {
-		if (mAccount != null && mAccount.getStatus() == Account.State.CONNECTING) {
+		if (mAccount != null && (mAccount.getStatus() == Account.State.CONNECTING || mFetchingAvatar)) {
 			this.mSaveButton.setEnabled(false);
 			this.mSaveButton.setTextColor(getSecondaryTextColor());
 			this.mSaveButton.setText(R.string.account_status_connecting);
@@ -329,17 +332,18 @@ public class EditAccountActivity extends XmppActivity implements OnAccountUpdate
 		final MenuItem showBlocklist = menu.findItem(R.id.action_show_block_list);
 		final MenuItem showMoreInfo = menu.findItem(R.id.action_server_info_show_more);
 		final MenuItem changePassword = menu.findItem(R.id.action_change_password_on_server);
-		if (mAccount == null) {
+		if (mAccount != null && mAccount.isOnlineAndConnected()) {
+			if (!mAccount.getXmppConnection().getFeatures().blocking()) {
+				showBlocklist.setVisible(false);
+			}
+			if (!mAccount.getXmppConnection().getFeatures().register()) {
+				changePassword.setVisible(false);
+			}
+		} else {
 			showQrCode.setVisible(false);
 			showBlocklist.setVisible(false);
 			showMoreInfo.setVisible(false);
 			changePassword.setVisible(false);
-		} else if (mAccount.getStatus() != Account.State.ONLINE) {
-			showBlocklist.setVisible(false);
-			showMoreInfo.setVisible(false);
-			changePassword.setVisible(false);
-		} else if (!mAccount.getXmppConnection().getFeatures().blocking()) {
-			showBlocklist.setVisible(false);
 		}
 		return true;
 	}
@@ -379,6 +383,7 @@ public class EditAccountActivity extends XmppActivity implements OnAccountUpdate
 			if (getActionBar() != null) {
 				getActionBar().setDisplayHomeAsUpEnabled(false);
 				getActionBar().setDisplayShowHomeEnabled(false);
+				getActionBar().setHomeButtonEnabled(false);
 			}
 			this.mCancelButton.setEnabled(false);
 			this.mCancelButton.setTextColor(getSecondaryTextColor());
@@ -491,6 +496,8 @@ public class EditAccountActivity extends XmppActivity implements OnAccountUpdate
 			if (this.mAccount.errorStatus()) {
 				this.mAccountJid.setError(getString(this.mAccount.getStatus().getReadableId()));
 				this.mAccountJid.requestFocus();
+			} else {
+				this.mAccountJid.setError(null);
 			}
 			this.mStats.setVisibility(View.GONE);
 		}
diff --git a/src/main/java/eu/siacs/conversations/ui/EditMessage.java b/src/main/java/eu/siacs/conversations/ui/EditMessage.java
index 5090bbf5..a58cf2b8 100644
--- a/src/main/java/eu/siacs/conversations/ui/EditMessage.java
+++ b/src/main/java/eu/siacs/conversations/ui/EditMessage.java
@@ -1,10 +1,13 @@
 package eu.siacs.conversations.ui;
 
 import android.content.Context;
+import android.os.Handler;
 import android.util.AttributeSet;
 import android.view.KeyEvent;
 import android.widget.EditText;
 
+import eu.siacs.conversations.Config;
+
 public class EditMessage extends EditText {
 
 	public EditMessage(Context context, AttributeSet attrs) {
@@ -15,28 +18,61 @@ public class EditMessage extends EditText {
 		super(context);
 	}
 
-	protected OnEnterPressed mOnEnterPressed;
+	protected Handler mTypingHandler = new Handler();
+
+	protected Runnable mTypingTimeout = new Runnable() {
+		@Override
+		public void run() {
+			if (isUserTyping && keyboardListener != null) {
+				keyboardListener.onTypingStopped();
+				isUserTyping = false;
+			}
+		}
+	};
+
+	private boolean isUserTyping = false;
+
+	protected KeyboardListener keyboardListener;
 
 	@Override
 	public boolean onKeyDown(int keyCode, KeyEvent event) {
 		if (keyCode == KeyEvent.KEYCODE_ENTER) {
-			if (mOnEnterPressed != null) {
-				if (mOnEnterPressed.onEnterPressed()) {
-					return true;
-				} else {
-					return super.onKeyDown(keyCode, event);
-				}
+			if (keyboardListener != null && keyboardListener.onEnterPressed()) {
+				return true;
 			}
 		}
 		return super.onKeyDown(keyCode, event);
 	}
 
-	public void setOnEnterPressedListener(OnEnterPressed listener) {
-		this.mOnEnterPressed = listener;
+	@Override
+	public void onTextChanged(CharSequence text, int start, int lengthBefore, int lengthAfter) {
+		super.onTextChanged(text,start,lengthBefore,lengthAfter);
+		if (this.mTypingHandler != null && this.keyboardListener != null) {
+			this.mTypingHandler.removeCallbacks(mTypingTimeout);
+			this.mTypingHandler.postDelayed(mTypingTimeout, Config.TYPING_TIMEOUT * 1000);
+			final int length = text.length();
+			if (!isUserTyping && length > 0) {
+				this.isUserTyping = true;
+				this.keyboardListener.onTypingStarted();
+			} else if (length == 0) {
+				this.isUserTyping = false;
+				this.keyboardListener.onTextDeleted();
+			}
+		}
+	}
+
+	public void setKeyboardListener(KeyboardListener listener) {
+		this.keyboardListener = listener;
+		if (listener != null) {
+			this.isUserTyping = false;
+		}
 	}
 
-	public interface OnEnterPressed {
+	public interface KeyboardListener {
 		public boolean onEnterPressed();
+		public void onTypingStarted();
+		public void onTypingStopped();
+		public void onTextDeleted();
 	}
 
 }
diff --git a/src/main/java/eu/siacs/conversations/ui/ManageAccountActivity.java b/src/main/java/eu/siacs/conversations/ui/ManageAccountActivity.java
index b3ab5ee6..b2d5ddfd 100644
--- a/src/main/java/eu/siacs/conversations/ui/ManageAccountActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/ManageAccountActivity.java
@@ -32,18 +32,17 @@ public class ManageAccountActivity extends XmppActivity implements OnAccountUpda
 
 	@Override
 	public void onAccountUpdate() {
+		refreshUi();
+	}
+
+	@Override
+	protected void refreshUiReal() {
 		synchronized (this.accountList) {
 			accountList.clear();
 			accountList.addAll(xmppConnectionService.getAccounts());
 		}
-		runOnUiThread(new Runnable() {
-
-			@Override
-			public void run() {
-				invalidateOptionsMenu();
-				mAccountAdapter.notifyDataSetChanged();
-			}
-		});
+		invalidateOptionsMenu();
+		mAccountAdapter.notifyDataSetChanged();
 	}
 
 	@Override
diff --git a/src/main/java/eu/siacs/conversations/ui/PublishProfilePictureActivity.java b/src/main/java/eu/siacs/conversations/ui/PublishProfilePictureActivity.java
index 2ba0b090..3f72b723 100644
--- a/src/main/java/eu/siacs/conversations/ui/PublishProfilePictureActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/PublishProfilePictureActivity.java
@@ -54,8 +54,10 @@ public class PublishProfilePictureActivity extends XmppActivity {
 				@Override
 				public void run() {
 					if (mInitialAccountSetup) {
-						startActivity(new Intent(getApplicationContext(),
-								StartConversationActivity.class));
+						Intent intent = new Intent(getApplicationContext(),
+								StartConversationActivity.class);
+						intent.putExtra("init",true);
+						startActivity(intent);
 					}
 					Toast.makeText(PublishProfilePictureActivity.this,
 							R.string.avatar_has_been_published,
@@ -112,8 +114,10 @@ public class PublishProfilePictureActivity extends XmppActivity {
 			@Override
 			public void onClick(View v) {
 				if (mInitialAccountSetup) {
-					startActivity(new Intent(getApplicationContext(),
-							StartConversationActivity.class));
+					Intent intent = new Intent(getApplicationContext(),
+							StartConversationActivity.class);
+					intent.putExtra("init",true);
+					startActivity(intent);
 				}
 				finish();
 			}
diff --git a/src/main/java/eu/siacs/conversations/ui/SettingsActivity.java b/src/main/java/eu/siacs/conversations/ui/SettingsActivity.java
index 136108ef..1c1ff3b9 100644
--- a/src/main/java/eu/siacs/conversations/ui/SettingsActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/SettingsActivity.java
@@ -67,7 +67,7 @@ public class SettingsActivity extends XmppActivity implements
                     for (Account account : xmppConnectionService.getAccounts()) {
                         account.setResource(resource);
                         if (!account.isOptionSet(Account.OPTION_DISABLED)) {
-                            xmppConnectionService.reconnectAccount(account, false);
+                            xmppConnectionService.reconnectAccountInBackground(account);
                         }
                     }
                 }
diff --git a/src/main/java/eu/siacs/conversations/ui/StartConversationActivity.java b/src/main/java/eu/siacs/conversations/ui/StartConversationActivity.java
index ff46ffd8..a556b8b7 100644
--- a/src/main/java/eu/siacs/conversations/ui/StartConversationActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/StartConversationActivity.java
@@ -176,15 +176,7 @@ public class StartConversationActivity extends XmppActivity implements OnRosterU
 
 	@Override
 	public void onRosterUpdate() {
-		runOnUiThread(new Runnable() {
-
-			@Override
-			public void run() {
-				if (mSearchEditText != null) {
-					filter(mSearchEditText.getText().toString());
-				}
-			}
-		});
+		this.refreshUi();
 	}
 
 	@Override
@@ -582,9 +574,15 @@ public class StartConversationActivity extends XmppActivity implements OnRosterU
 				this.mActivatedAccounts.add(account.getJid().toBareJid().toString());
 			}
 		}
+		final Intent intent = getIntent();
+		final ActionBar ab = getActionBar();
+		if (intent != null && intent.getBooleanExtra("init",false) && ab != null) {
+			ab.setDisplayShowHomeEnabled(false);
+			ab.setDisplayHomeAsUpEnabled(false);
+			ab.setHomeButtonEnabled(false);
+		}
 		this.mKnownHosts = xmppConnectionService.getKnownHosts();
-		this.mKnownConferenceHosts = xmppConnectionService
-			.getKnownConferenceHosts();
+		this.mKnownConferenceHosts = xmppConnectionService.getKnownConferenceHosts();
 		if (this.mPendingInvite != null) {
 			mPendingInvite.invite();
 			this.mPendingInvite = null;
@@ -711,15 +709,14 @@ public class StartConversationActivity extends XmppActivity implements OnRosterU
 
 	@Override
 	public void OnUpdateBlocklist(final Status status) {
-		runOnUiThread(new Runnable() {
+		refreshUi();
+	}
 
-			@Override
-			public void run() {
-				if (mSearchEditText != null) {
-					filter(mSearchEditText.getText().toString());
-				}
-			}
-		});
+	@Override
+	protected void refreshUiReal() {
+		if (mSearchEditText != null) {
+			filter(mSearchEditText.getText().toString());
+		}
 	}
 
 	public static class MyListFragment extends ListFragment {
diff --git a/src/main/java/eu/siacs/conversations/ui/VerifyOTRActivity.java b/src/main/java/eu/siacs/conversations/ui/VerifyOTRActivity.java
index c33decd8..ec9d59e1 100644
--- a/src/main/java/eu/siacs/conversations/ui/VerifyOTRActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/VerifyOTRActivity.java
@@ -436,11 +436,11 @@ public class VerifyOTRActivity extends XmppActivity implements XmppConnectionSer
 	}
 
 	public void onConversationUpdate() {
-		runOnUiThread(new Runnable() {
-			@Override
-			public void run() {
-				updateView();
-			}
-		});
+		refreshUi();
+	}
+
+	@Override
+	protected void refreshUiReal() {
+		updateView();
 	}
 }
diff --git a/src/main/java/eu/siacs/conversations/ui/XmppActivity.java b/src/main/java/eu/siacs/conversations/ui/XmppActivity.java
index 1f1af09c..62f62b9a 100644
--- a/src/main/java/eu/siacs/conversations/ui/XmppActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/XmppActivity.java
@@ -33,7 +33,9 @@ import android.nfc.NfcEvent;
 import android.os.AsyncTask;
 import android.os.Build;
 import android.os.Bundle;
+import android.os.Handler;
 import android.os.IBinder;
+import android.os.SystemClock;
 import android.preference.PreferenceManager;
 import android.text.InputType;
 import android.util.DisplayMetrics;
@@ -68,6 +70,7 @@ import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Contact;
 import eu.siacs.conversations.entities.Conversation;
 import eu.siacs.conversations.entities.Message;
+import eu.siacs.conversations.entities.MucOptions;
 import eu.siacs.conversations.entities.Presences;
 import eu.siacs.conversations.services.AvatarService;
 import eu.siacs.conversations.services.XmppConnectionService;
@@ -100,6 +103,33 @@ public abstract class XmppActivity extends Activity {
 	protected int mTheme;
 	protected boolean mUsingEnterKey = false;
 
+	private long mLastUiRefresh = 0;
+	private Handler mRefreshUiHandler = new Handler();
+	private Runnable mRefreshUiRunnable = new Runnable() {
+		@Override
+		public void run() {
+			mLastUiRefresh = SystemClock.elapsedRealtime();
+			refreshUiReal();
+		}
+	};
+
+
+	protected void refreshUi() {
+		final long diff = SystemClock.elapsedRealtime() - mLastUiRefresh;
+		if (diff > Config.REFRESH_UI_INTERVAL) {
+			mRefreshUiHandler.removeCallbacks(mRefreshUiRunnable);
+			runOnUiThread(mRefreshUiRunnable);
+		} else {
+			final long next = Config.REFRESH_UI_INTERVAL - diff;
+			mRefreshUiHandler.removeCallbacks(mRefreshUiRunnable);
+			mRefreshUiHandler.postDelayed(mRefreshUiRunnable,next);
+		}
+	}
+
+	protected void refreshUiReal() {
+
+	};
+
 	protected interface OnValueEdited {
 		public void onValueEdited(String value);
 	}
@@ -384,7 +414,20 @@ public abstract class XmppActivity extends Activity {
 	protected void inviteToConversation(Conversation conversation) {
 		Intent intent = new Intent(getApplicationContext(),
 				ChooseContactActivity.class);
+		List<String> contacts = new ArrayList<>();
+		if (conversation.getMode() == Conversation.MODE_MULTI) {
+			for (MucOptions.User user : conversation.getMucOptions().getUsers()) {
+				Jid jid = user.getJid();
+				if (jid != null) {
+					contacts.add(jid.toBareJid().toString());
+				}
+			}
+		} else {
+			contacts.add(conversation.getJid().toBareJid().toString());
+		}
+		intent.putExtra("filter_contacts", contacts.toArray(new String[contacts.size()]));
 		intent.putExtra("conversation", conversation.getUuid());
+		intent.putExtra("multiple", true);
 		startActivityForResult(intent, REQUEST_INVITE_TO_CONVERSATION);
 	}
 
@@ -627,22 +670,31 @@ public abstract class XmppActivity extends Activity {
 		if (requestCode == REQUEST_INVITE_TO_CONVERSATION
 				&& resultCode == RESULT_OK) {
 			try {
-				Jid jid = Jid.fromString(data.getStringExtra("contact"));
 				String conversationUuid = data.getStringExtra("conversation");
 				Conversation conversation = xmppConnectionService
 					.findConversationByUuid(conversationUuid);
+				List<Jid> jids = new ArrayList<Jid>();
+				if (data.getBooleanExtra("multiple", false)) {
+					String[] toAdd = data.getStringArrayExtra("contacts");
+					for (String item : toAdd) {
+						jids.add(Jid.fromString(item));
+					}
+				} else {
+					jids.add(Jid.fromString(data.getStringExtra("contact")));
+				}
+
 				if (conversation.getMode() == Conversation.MODE_MULTI) {
-					xmppConnectionService.invite(conversation, jid);
+					for (Jid jid : jids) {
+						xmppConnectionService.invite(conversation, jid);
+					}
 				} else {
-					List<Jid> jids = new ArrayList<Jid>();
 					jids.add(conversation.getJid().toBareJid());
-					jids.add(jid);
 					xmppConnectionService.createAdhocConference(conversation.getAccount(), jids, adhocCallback);
 				}
 			} catch (final InvalidJidException ignored) {
 
 			}
-				}
+		}
 	}
 
 	private UiCallback<Conversation> adhocCallback = new UiCallback<Conversation>() {
diff --git a/src/main/java/eu/siacs/conversations/ui/adapter/ConversationAdapter.java b/src/main/java/eu/siacs/conversations/ui/adapter/ConversationAdapter.java
index e62aaf96..fac4cc91 100644
--- a/src/main/java/eu/siacs/conversations/ui/adapter/ConversationAdapter.java
+++ b/src/main/java/eu/siacs/conversations/ui/adapter/ConversationAdapter.java
@@ -1,8 +1,13 @@
 package eu.siacs.conversations.ui.adapter;
 
 import android.content.Context;
+import android.content.res.Resources;
+import android.graphics.Bitmap;
 import android.graphics.Color;
 import android.graphics.Typeface;
+import android.graphics.drawable.BitmapDrawable;
+import android.graphics.drawable.Drawable;
+import android.os.AsyncTask;
 import android.util.Pair;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -11,14 +16,15 @@ import android.widget.ArrayAdapter;
 import android.widget.ImageView;
 import android.widget.TextView;
 
+import java.lang.ref.WeakReference;
 import java.util.List;
+import java.util.concurrent.RejectedExecutionException;
 
 import de.tzur.conversations.Settings;
 import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.entities.Conversation;
 import eu.siacs.conversations.entities.Downloadable;
-import eu.siacs.conversations.entities.DownloadableFile;
 import eu.siacs.conversations.entities.Message;
 import eu.siacs.conversations.entities.Presences;
 import eu.siacs.conversations.ui.ConversationActivity;
@@ -114,7 +120,9 @@ public class ConversationAdapter extends ArrayAdapter<Conversation> {
 			Pair<String,Boolean> preview = UIHelper.getMessagePreview(activity,message);
 			mLastMessage.setVisibility(View.VISIBLE);
 			imagePreview.setVisibility(View.GONE);
-			mLastMessage.setText(preview.first);
+            boolean parseEmoticons = Settings.PARSE_EMOTICONS;
+            CharSequence msgText = parseEmoticons ? UIHelper.transformAsciiEmoticons(getContext(), preview.first) : preview.first;
+			mLastMessage.setText(msgText);
 			if (preview.second) {
 				if (conversation.isRead()) {
 					mLastMessage.setTypeface(null, Typeface.ITALIC);
@@ -132,8 +140,91 @@ public class ConversationAdapter extends ArrayAdapter<Conversation> {
 
 		mTimestamp.setText(UIHelper.readableTimeDifference(activity,conversation.getLatestMessage().getTimeSent()));
 		ImageView profilePicture = (ImageView) view.findViewById(R.id.conversation_image);
-		profilePicture.setImageBitmap(activity.avatarService().get(conversation, activity.getPixel(56)));
+		loadAvatar(conversation,profilePicture);
 
 		return view;
 	}
-}
+
+	class BitmapWorkerTask extends AsyncTask<Conversation, Void, Bitmap> {
+		private final WeakReference<ImageView> imageViewReference;
+		private Conversation conversation = null;
+
+		public BitmapWorkerTask(ImageView imageView) {
+			imageViewReference = new WeakReference<>(imageView);
+		}
+
+		@Override
+		protected Bitmap doInBackground(Conversation... params) {
+			return activity.avatarService().get(params[0], activity.getPixel(56));
+		}
+
+		@Override
+		protected void onPostExecute(Bitmap bitmap) {
+			if (bitmap != null) {
+				final ImageView imageView = imageViewReference.get();
+				if (imageView != null) {
+					imageView.setImageBitmap(bitmap);
+					imageView.setBackgroundColor(0x00000000);
+				}
+			}
+		}
+	}
+
+	public void loadAvatar(Conversation conversation, ImageView imageView) {
+		if (cancelPotentialWork(conversation, imageView)) {
+			final Bitmap bm = activity.avatarService().get(conversation, activity.getPixel(56), true);
+			if (bm != null) {
+				imageView.setImageBitmap(bm);
+				imageView.setBackgroundColor(0x00000000);
+			} else {
+				imageView.setBackgroundColor(UIHelper.getColorForName(conversation.getName()));
+				imageView.setImageDrawable(null);
+				final BitmapWorkerTask task = new BitmapWorkerTask(imageView);
+				final AsyncDrawable asyncDrawable = new AsyncDrawable(activity.getResources(), null, task);
+				imageView.setImageDrawable(asyncDrawable);
+				try {
+					task.execute(conversation);
+				} catch (final RejectedExecutionException ignored) {
+				}
+			}
+		}
+	}
+
+	public static boolean cancelPotentialWork(Conversation conversation, ImageView imageView) {
+		final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
+
+		if (bitmapWorkerTask != null) {
+			final Conversation oldConversation = bitmapWorkerTask.conversation;
+			if (oldConversation == null || conversation != oldConversation) {
+				bitmapWorkerTask.cancel(true);
+			} else {
+				return false;
+			}
+		}
+		return true;
+	}
+
+	private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
+		if (imageView != null) {
+			final Drawable drawable = imageView.getDrawable();
+			if (drawable instanceof AsyncDrawable) {
+				final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
+				return asyncDrawable.getBitmapWorkerTask();
+			}
+		}
+		return null;
+	}
+
+	static class AsyncDrawable extends BitmapDrawable {
+		private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
+
+		public AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
+			super(res, bitmap);
+			bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
+		}
+
+		public BitmapWorkerTask getBitmapWorkerTask() {
+			return bitmapWorkerTaskReference.get();
+		}
+	}
+}
\ No newline at end of file
diff --git a/src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java b/src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java
index 91fb021c..7b20b55f 100644
--- a/src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java
+++ b/src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java
@@ -1,17 +1,23 @@
 package eu.siacs.conversations.ui.adapter;
 
+import java.lang.ref.WeakReference;
 import java.util.List;
+import java.util.concurrent.RejectedExecutionException;
 
-import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.entities.ListItem;
 import eu.siacs.conversations.ui.XmppActivity;
+import eu.siacs.conversations.utils.UIHelper;
 import eu.siacs.conversations.xmpp.jid.Jid;
 
 import android.content.Context;
 import android.content.SharedPreferences;
+import android.content.res.Resources;
+import android.graphics.Bitmap;
+import android.graphics.drawable.BitmapDrawable;
+import android.graphics.drawable.Drawable;
+import android.os.AsyncTask;
 import android.preference.PreferenceManager;
-import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -77,8 +83,7 @@ public class ListItemAdapter extends ArrayAdapter<ListItem> {
 			tvJid.setText("");
 		}
 		tvName.setText(item.getDisplayName());
-		picture.setImageBitmap(activity.avatarService().get(item,
-				activity.getPixel(48)));
+		loadAvatar(item,picture);
 		return view;
 	}
 
@@ -90,4 +95,87 @@ public class ListItemAdapter extends ArrayAdapter<ListItem> {
 		public void onTagClicked(String tag);
 	}
 
+	class BitmapWorkerTask extends AsyncTask<ListItem, Void, Bitmap> {
+		private final WeakReference<ImageView> imageViewReference;
+		private ListItem item = null;
+
+		public BitmapWorkerTask(ImageView imageView) {
+			imageViewReference = new WeakReference<>(imageView);
+		}
+
+		@Override
+		protected Bitmap doInBackground(ListItem... params) {
+			return activity.avatarService().get(params[0], activity.getPixel(48));
+		}
+
+		@Override
+		protected void onPostExecute(Bitmap bitmap) {
+			if (bitmap != null) {
+				final ImageView imageView = imageViewReference.get();
+				if (imageView != null) {
+					imageView.setImageBitmap(bitmap);
+					imageView.setBackgroundColor(0x00000000);
+				}
+			}
+		}
+	}
+
+	public void loadAvatar(ListItem item, ImageView imageView) {
+		if (cancelPotentialWork(item, imageView)) {
+			final Bitmap bm = activity.avatarService().get(item,activity.getPixel(48),true);
+			if (bm != null) {
+				imageView.setImageBitmap(bm);
+				imageView.setBackgroundColor(0x00000000);
+			} else {
+				imageView.setBackgroundColor(UIHelper.getColorForName(item.getDisplayName()));
+				imageView.setImageDrawable(null);
+				final BitmapWorkerTask task = new BitmapWorkerTask(imageView);
+				final AsyncDrawable asyncDrawable = new AsyncDrawable(activity.getResources(), null, task);
+				imageView.setImageDrawable(asyncDrawable);
+				try {
+					task.execute(item);
+				} catch (final RejectedExecutionException ignored) {
+				}
+			}
+		}
+	}
+
+	public static boolean cancelPotentialWork(ListItem item, ImageView imageView) {
+		final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
+
+		if (bitmapWorkerTask != null) {
+			final ListItem oldItem = bitmapWorkerTask.item;
+			if (oldItem == null || item != oldItem) {
+				bitmapWorkerTask.cancel(true);
+			} else {
+				return false;
+			}
+		}
+		return true;
+	}
+
+	private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
+		if (imageView != null) {
+			final Drawable drawable = imageView.getDrawable();
+			if (drawable instanceof AsyncDrawable) {
+				final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
+				return asyncDrawable.getBitmapWorkerTask();
+			}
+		}
+		return null;
+	}
+
+	static class AsyncDrawable extends BitmapDrawable {
+		private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
+
+		public AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
+			super(res, bitmap);
+			bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
+		}
+
+		public BitmapWorkerTask getBitmapWorkerTask() {
+			return bitmapWorkerTaskReference.get();
+		}
+	}
+
 }
diff --git a/src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java b/src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java
index 7fa05050..c98dbdd0 100644
--- a/src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java
+++ b/src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java
@@ -36,6 +36,7 @@ import eu.siacs.conversations.entities.DownloadableFile;
 import eu.siacs.conversations.entities.Message;
 import eu.siacs.conversations.entities.Message.ImageParams;
 import eu.siacs.conversations.ui.ConversationActivity;
+import eu.siacs.conversations.utils.GeoHelper;
 import eu.siacs.conversations.utils.UIHelper;
 
 public class MessageAdapter extends ArrayAdapter<Message> {
@@ -225,17 +226,17 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 			final String formattedBody = message.getMergedBody().replaceAll("^" + Message.ME_COMMAND,
 					nick + " ");
 			if (message.getType() != Message.TYPE_PRIVATE) {
-                boolean parseEmoticons = Settings.PARSE_EMOTICONS;
-                viewHolder.messageBody.setText(parseEmoticons ? UIHelper
-						.transformAsciiEmoticons(getContext(), message.getMergedBody())
-						: message.getMergedBody());
+
 				if (message.hasMeCommand()) {
 					final Spannable span = new SpannableString(formattedBody);
 					span.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(),
 							Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 					viewHolder.messageBody.setText(span);
 				} else {
-					viewHolder.messageBody.setText(message.getMergedBody());
+                    boolean parseEmoticons = Settings.PARSE_EMOTICONS;
+                    viewHolder.messageBody.setText(parseEmoticons ? UIHelper
+                            .transformAsciiEmoticons(getContext(), message.getMergedBody())
+                            : message.getMergedBody());
 				}
 			} else {
 				String privateMarker;
@@ -305,6 +306,21 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 		viewHolder.download_button.setOnLongClickListener(openContextMenu);
 	}
 
+	private void displayLocationMessage(ViewHolder viewHolder, final Message message) {
+		viewHolder.image.setVisibility(View.GONE);
+		viewHolder.messageBody.setVisibility(View.GONE);
+		viewHolder.download_button.setVisibility(View.VISIBLE);
+		viewHolder.download_button.setText(R.string.show_location);
+		viewHolder.download_button.setOnClickListener(new OnClickListener() {
+
+			@Override
+			public void onClick(View v) {
+				showLocation(message);
+			}
+		});
+		viewHolder.download_button.setOnLongClickListener(openContextMenu);
+	}
+
 	private void displayImageMessage(ViewHolder viewHolder,
 			final Message message) {
 		if (viewHolder.download_button != null) {
@@ -416,9 +432,7 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 						.avatarService().get(conversation.getContact(),
 							activity.getPixel(32)));
 				viewHolder.contact_picture.setAlpha(0.5f);
-				viewHolder.status_message.setText(
-						activity.getString(R.string.contact_has_read_up_to_this_point, conversation.getName()));
-
+				viewHolder.status_message.setText(message.getBody());
 			}
 			return view;
 		} else if (type == NULL) {
@@ -517,7 +531,11 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 		} else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
 			displayDecryptionFailed(viewHolder);
 		} else {
-			displayTextMessage(viewHolder, message);
+			if (GeoHelper.isGeoUri(message.getBody())) {
+				displayLocationMessage(viewHolder,message);
+			} else {
+				displayTextMessage(viewHolder, message);
+			}
 		}
 
 		displayStatus(viewHolder, message);
@@ -552,6 +570,16 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 		}
 	}
 
+	public void showLocation(Message message) {
+		for(Intent intent : GeoHelper.createGeoIntentsFromMessage(message)) {
+			if (intent.resolveActivity(getContext().getPackageManager()) != null) {
+				getContext().startActivity(intent);
+				return;
+			}
+		}
+		Toast.makeText(activity,R.string.no_application_found_to_display_location,Toast.LENGTH_SHORT).show();
+	}
+
 	public interface OnContactPictureClicked {
 		public void onContactPictureClicked(Message message);
 	}
diff --git a/src/main/java/eu/siacs/conversations/utils/CryptoHelper.java b/src/main/java/eu/siacs/conversations/utils/CryptoHelper.java
index fc21acbc..eb7e2c3c 100644
--- a/src/main/java/eu/siacs/conversations/utils/CryptoHelper.java
+++ b/src/main/java/eu/siacs/conversations/utils/CryptoHelper.java
@@ -4,7 +4,9 @@ import java.security.SecureRandom;
 import java.text.Normalizer;
 import java.util.Arrays;
 import java.util.Collection;
+import java.util.Iterator;
 import java.util.LinkedHashSet;
+import java.util.List;
 
 import eu.siacs.conversations.Config;
 
@@ -97,10 +99,26 @@ public final class CryptoHelper {
 		return builder.toString();
 	}
 
-	public static String[] getSupportedCipherSuites(final String[] platformSupportedCipherSuites) {
-		//final Collection<String> cipherSuites = new LinkedHashSet<>(Arrays.asList(Config.ENABLED_CIPHERS));
-		//cipherSuites.retainAll(Arrays.asList(platformSupportedCipherSuites));
-		//return cipherSuites.toArray(new String[cipherSuites.size()]);
-		return platformSupportedCipherSuites;
+	public static String[] getOrderedCipherSuites(final String[] platformSupportedCipherSuites) {
+		final Collection<String> cipherSuites = new LinkedHashSet<>(Arrays.asList(Config.ENABLED_CIPHERS));
+		final List<String> platformCiphers = Arrays.asList(platformSupportedCipherSuites);
+		cipherSuites.retainAll(platformCiphers);
+		cipherSuites.addAll(platformCiphers);
+		filterWeakCipherSuites(cipherSuites);
+		return cipherSuites.toArray(new String[cipherSuites.size()]);
+	}
+
+	private static void filterWeakCipherSuites(final Collection<String> cipherSuites) {
+		final Iterator<String> it = cipherSuites.iterator();
+		while (it.hasNext()) {
+			String cipherName = it.next();
+			// remove all ciphers with no or very weak encryption or no authentication
+			for (String weakCipherPattern : Config.WEAK_CIPHER_PATTERNS) {
+				if (cipherName.contains(weakCipherPattern)) {
+					it.remove();
+					break;
+				}
+			}
+		}
 	}
 }
diff --git a/src/main/java/eu/siacs/conversations/utils/DNSHelper.java b/src/main/java/eu/siacs/conversations/utils/DNSHelper.java
index a09b4d0f..bcb2ca44 100644
--- a/src/main/java/eu/siacs/conversations/utils/DNSHelper.java
+++ b/src/main/java/eu/siacs/conversations/utils/DNSHelper.java
@@ -140,18 +140,13 @@ public class DNSHelper {
 			}
 			ArrayList<Bundle> values = new ArrayList<>();
 			for (SRV srv : result) {
-				boolean added = false;
 				if (ips6.containsKey(srv.getName())) {
 					values.add(createNamePortBundle(srv.getName(),srv.getPort(),ips6));
-					added = true;
 				}
 				if (ips4.containsKey(srv.getName())) {
 					values.add(createNamePortBundle(srv.getName(),srv.getPort(),ips4));
-					added = true;
-				}
-				if (!added) {
-					values.add(createNamePortBundle(srv.getName(),srv.getPort(),null));
 				}
+				values.add(createNamePortBundle(srv.getName(),srv.getPort(),null));
 			}
 			bundle.putParcelableArrayList("values", values);
 		} catch (SocketTimeoutException e) {
diff --git a/src/main/java/eu/siacs/conversations/utils/GeoHelper.java b/src/main/java/eu/siacs/conversations/utils/GeoHelper.java
new file mode 100644
index 00000000..f7dda936
--- /dev/null
+++ b/src/main/java/eu/siacs/conversations/utils/GeoHelper.java
@@ -0,0 +1,71 @@
+package eu.siacs.conversations.utils;
+
+import android.content.Intent;
+import android.net.Uri;
+
+import java.io.UnsupportedEncodingException;
+import java.net.URLEncoder;
+import java.util.ArrayList;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import eu.siacs.conversations.entities.Conversation;
+import eu.siacs.conversations.entities.Message;
+
+public class GeoHelper {
+	private static Pattern GEO_URI = Pattern.compile("geo:([\\-0-9.]+),([\\-0-9.]+)(?:,([\\-0-9.]+))?(?:\\?(.*))?", Pattern.CASE_INSENSITIVE);
+
+	public static boolean isGeoUri(String body) {
+		return body != null && GEO_URI.matcher(body).matches();
+	}
+
+	public static ArrayList<Intent> createGeoIntentsFromMessage(Message message) {
+		final ArrayList<Intent> intents = new ArrayList();
+		Matcher matcher = GEO_URI.matcher(message.getBody());
+		if (!matcher.matches()) {
+			return intents;
+		}
+		double latitude;
+		double longitude;
+		try {
+			latitude = Double.parseDouble(matcher.group(1));
+			if (latitude > 90.0 || latitude < -90.0) {
+				return intents;
+			}
+			longitude = Double.parseDouble(matcher.group(2));
+			if (longitude > 180.0 || longitude < -180.0) {
+				return intents;
+			}
+		} catch (NumberFormatException nfe) {
+			return intents;
+		}
+		final Conversation conversation = message.getConversation();
+		String label;
+		if (conversation.getMode() == Conversation.MODE_SINGLE && message.getStatus() == Message.STATUS_RECEIVED) {
+			try {
+				label = "(" + URLEncoder.encode(message.getConversation().getName(), "UTF-8") + ")";
+			} catch (UnsupportedEncodingException e) {
+				label = "";
+			}
+		} else {
+			label = "";
+		}
+
+		Intent locationPluginIntent = new Intent("eu.siacs.conversations.location.show");
+		locationPluginIntent.putExtra("latitude",latitude);
+		locationPluginIntent.putExtra("longitude",longitude);
+		if (conversation.getMode() == Conversation.MODE_SINGLE && message.getStatus() == Message.STATUS_RECEIVED) {
+			locationPluginIntent.putExtra("name",conversation.getName());
+		}
+		intents.add(locationPluginIntent);
+
+		Intent geoIntent = new Intent(Intent.ACTION_VIEW);
+		geoIntent.setData(Uri.parse("geo:" + String.valueOf(latitude) + "," + String.valueOf(longitude) + "?q=" + String.valueOf(latitude) + "," + String.valueOf(longitude) + label));
+		intents.add(geoIntent);
+
+		Intent httpIntent = new Intent(Intent.ACTION_VIEW);
+		httpIntent.setData(Uri.parse("https://maps.google.com/maps?q=loc:"+String.valueOf(latitude) + "," + String.valueOf(longitude) +label));
+		intents.add(httpIntent);
+		return intents;
+	}
+}
diff --git a/src/main/java/eu/siacs/conversations/utils/PhoneHelper.java b/src/main/java/eu/siacs/conversations/utils/PhoneHelper.java
index 9a5cbaaf..99e8ebb8 100644
--- a/src/main/java/eu/siacs/conversations/utils/PhoneHelper.java
+++ b/src/main/java/eu/siacs/conversations/utils/PhoneHelper.java
@@ -8,6 +8,7 @@ import android.content.Context;
 import android.content.CursorLoader;
 import android.content.Loader;
 import android.content.Loader.OnLoadCompleteListener;
+import android.content.pm.PackageManager;
 import android.database.Cursor;
 import android.net.Uri;
 import android.os.Bundle;
@@ -91,4 +92,17 @@ public class PhoneHelper {
 			}
 		}
 	}
+
+	public static String getVersionName(Context context) {
+		final String packageName = context == null ? null : context.getPackageName();
+		if (packageName != null) {
+			try {
+				return context.getPackageManager().getPackageInfo(packageName, 0).versionName;
+			} catch (final PackageManager.NameNotFoundException e) {
+				return "unknown";
+			}
+		} else {
+			return "unknown";
+		}
+	}
 }
diff --git a/src/main/java/eu/siacs/conversations/utils/UIHelper.java b/src/main/java/eu/siacs/conversations/utils/UIHelper.java
index 333f6e27..0ddf606f 100644
--- a/src/main/java/eu/siacs/conversations/utils/UIHelper.java
+++ b/src/main/java/eu/siacs/conversations/utils/UIHelper.java
@@ -295,8 +295,14 @@ public class UIHelper {
 			if (message.getBody().startsWith(Message.ME_COMMAND)) {
 				return new Pair<>(message.getBody().replaceAll("^" + Message.ME_COMMAND,
 						UIHelper.getMessageDisplayName(message) + " "), false);
-			} else {
-				return new Pair<>(message.getBody(), false);
+			} else if (GeoHelper.isGeoUri(message.getBody())) {
+				if (message.getStatus() == Message.STATUS_RECEIVED) {
+					return new Pair<>(context.getString(R.string.received_location),true);
+				} else {
+					return new Pair<>(context.getString(R.string.location), true);
+				}
+			} else{
+				return new Pair<>(message.getBody().trim(), false);
 			}
 		}
 	}
diff --git a/src/main/java/eu/siacs/conversations/utils/XmppUri.java b/src/main/java/eu/siacs/conversations/utils/XmppUri.java
index 0f1b18c3..92c0241e 100644
--- a/src/main/java/eu/siacs/conversations/utils/XmppUri.java
+++ b/src/main/java/eu/siacs/conversations/utils/XmppUri.java
@@ -32,7 +32,7 @@ public class XmppUri {
 
 	protected void parse(Uri uri) {
 		String scheme = uri.getScheme();
-		if ("xmpp".equals(scheme)) {
+		if ("xmpp".equalsIgnoreCase(scheme)) {
 			// sample: xmpp:jid@foo.com
 			muc = "join".equalsIgnoreCase(uri.getQuery());
 			if (uri.getAuthority() != null) {
@@ -41,7 +41,7 @@ public class XmppUri {
 				jid = uri.getSchemeSpecificPart().split("\\?")[0];
 			}
 			fingerprint = parseFingerprint(uri.getQuery());
-		} else if ("imto".equals(scheme)) {
+		} else if ("imto".equalsIgnoreCase(scheme)) {
 			// sample: imto://xmpp/jid@foo.com
 			try {
 				jid = URLDecoder.decode(uri.getEncodedPath(), "UTF-8").split("/")[1];
@@ -73,7 +73,7 @@ public class XmppUri {
 
 	public Jid getJid() {
 		try {
-			return this.jid == null ? null :Jid.fromString(this.jid);
+			return this.jid == null ? null :Jid.fromString(this.jid.toLowerCase());
 		} catch (InvalidJidException e) {
 			return null;
 		}
diff --git a/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java b/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java
index 19e271b2..48dc2150 100644
--- a/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java
@@ -242,6 +242,13 @@ public class XmppConnection implements Runnable {
 
 	@Override
 	public void run() {
+		try {
+			if (socket != null) {
+				socket.close();
+			}
+		} catch (final IOException ignored) {
+
+		}
 		connect();
 	}
 
@@ -515,8 +522,9 @@ public class XmppConnection implements Runnable {
 
 			sslSocket.setEnabledProtocols(supportProtocols);
 
-			final String[] cipherSuites = CryptoHelper.getSupportedCipherSuites(
+			final String[] cipherSuites = CryptoHelper.getOrderedCipherSuites(
 					sslSocket.getSupportedCipherSuites());
+			//Log.d(Config.LOGTAG, "Using ciphers: " + Arrays.toString(cipherSuites));
 			if (cipherSuites.length > 0) {
 				sslSocket.setEnabledCipherSuites(cipherSuites);
 			}
@@ -658,6 +666,12 @@ public class XmppConnection implements Runnable {
 	}
 
 	private void sendBindRequest() {
+		while(!mXmppConnectionService.areMessagesInitialized()) {
+			try {
+				Thread.sleep(500);
+			} catch (final InterruptedException ignored) {
+			}
+		}
 		final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
 		iq.addChild("bind", "urn:ietf:params:xml:ns:xmpp-bind")
 			.addChild("resource").setContent(account.getResource());
@@ -673,28 +687,11 @@ public class XmppConnection implements Runnable {
 						} catch (final InvalidJidException e) {
 							// TODO: Handle the case where an external JID is technically invalid?
 						}
-						if (streamFeatures.hasChild("sm", "urn:xmpp:sm:3")) {
-							smVersion = 3;
-							final EnablePacket enable = new EnablePacket(smVersion);
-							tagWriter.writeStanzaAsync(enable);
-							stanzasSent = 0;
-							messageReceipts.clear();
-						} else if (streamFeatures.hasChild("sm", "urn:xmpp:sm:2")) {
-							smVersion = 2;
-							final EnablePacket enable = new EnablePacket(smVersion);
-							tagWriter.writeStanzaAsync(enable);
-							stanzasSent = 0;
-							messageReceipts.clear();
-						}
-						features.carbonsEnabled = false;
-						features.blockListRequested = false;
-						disco.clear();
-						sendServiceDiscoveryInfo(account.getServer());
-						sendServiceDiscoveryItems(account.getServer());
-						if (bindListener != null) {
-							bindListener.onBind(account);
+						if (streamFeatures.hasChild("session")) {
+							sendStartSession();
+						} else {
+							sendPostBindInitialization();
 						}
-						sendInitialPing();
 					} else {
 						disconnect(true);
 					}
@@ -703,12 +700,45 @@ public class XmppConnection implements Runnable {
 				}
 			}
 		});
-		if (this.streamFeatures.hasChild("session")) {
-			Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": sending deprecated session");
-			final IqPacket startSession = new IqPacket(IqPacket.TYPE.SET);
-			startSession.addChild("session","urn:ietf:params:xml:ns:xmpp-session");
-			this.sendUnmodifiedIqPacket(startSession, null);
+	}
+
+	private void sendStartSession() {
+		final IqPacket startSession = new IqPacket(IqPacket.TYPE.SET);
+		startSession.addChild("session","urn:ietf:params:xml:ns:xmpp-session");
+		this.sendUnmodifiedIqPacket(startSession, new OnIqPacketReceived() {
+			@Override
+			public void onIqPacketReceived(Account account, IqPacket packet) {
+				if (packet.getType() == IqPacket.TYPE.RESULT) {
+					sendPostBindInitialization();
+				} else {
+					disconnect(true);
+				}
+			}
+		});
+	}
+
+	private void sendPostBindInitialization() {
+		smVersion = 0;
+		if (streamFeatures.hasChild("sm", "urn:xmpp:sm:3")) {
+			smVersion = 3;
+		} else if (streamFeatures.hasChild("sm", "urn:xmpp:sm:2")) {
+			smVersion = 2;
+		}
+		if (smVersion != 0) {
+			final EnablePacket enable = new EnablePacket(smVersion);
+			tagWriter.writeStanzaAsync(enable);
+			stanzasSent = 0;
+			messageReceipts.clear();
 		}
+		features.carbonsEnabled = false;
+		features.blockListRequested = false;
+		disco.clear();
+		sendServiceDiscoveryInfo(account.getServer());
+		sendServiceDiscoveryItems(account.getServer());
+		if (bindListener != null) {
+			bindListener.onBind(account);
+		}
+		sendInitialPing();
 	}
 
 	private void sendServiceDiscoveryInfo(final Jid server) {
@@ -1027,6 +1057,11 @@ public class XmppConnection implements Runnable {
 		this.sendPacket(new InactivePacket());
 	}
 
+	public void resetAttemptCount() {
+		this.attempt = 0;
+		this.lastConnect = 0;
+	}
+
 	public class Features {
 		XmppConnection connection;
 		private boolean carbonsEnabled = false;
diff --git a/src/main/java/eu/siacs/conversations/xmpp/chatstate/ChatState.java b/src/main/java/eu/siacs/conversations/xmpp/chatstate/ChatState.java
new file mode 100644
index 00000000..f85efbdb
--- /dev/null
+++ b/src/main/java/eu/siacs/conversations/xmpp/chatstate/ChatState.java
@@ -0,0 +1,32 @@
+package eu.siacs.conversations.xmpp.chatstate;
+
+import eu.siacs.conversations.xml.Element;
+
+public enum ChatState {
+
+	ACTIVE, INACTIVE, GONE, COMPOSING, PAUSED, mIncomingChatState;
+
+	public static ChatState parse(Element element) {
+		final String NAMESPACE = "http://jabber.org/protocol/chatstates";
+		if (element.hasChild("active",NAMESPACE)) {
+			return ACTIVE;
+		} else if (element.hasChild("inactive",NAMESPACE)) {
+			return INACTIVE;
+		} else if (element.hasChild("composing",NAMESPACE)) {
+			return COMPOSING;
+		} else if (element.hasChild("gone",NAMESPACE)) {
+			return GONE;
+		} else if (element.hasChild("paused",NAMESPACE)) {
+			return PAUSED;
+		} else {
+			return null;
+		}
+	}
+
+	public static Element toElement(ChatState state) {
+		final String NAMESPACE = "http://jabber.org/protocol/chatstates";
+		final Element element = new Element(state.toString().toLowerCase());
+		element.setAttribute("xmlns",NAMESPACE);
+		return element;
+	}
+}
diff --git a/src/main/java/eu/siacs/conversations/xmpp/jid/InvalidJidException.java b/src/main/java/eu/siacs/conversations/xmpp/jid/InvalidJidException.java
index f1855263..164e8849 100644
--- a/src/main/java/eu/siacs/conversations/xmpp/jid/InvalidJidException.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/jid/InvalidJidException.java
@@ -8,6 +8,7 @@ public class InvalidJidException extends Exception {
     public final static String INVALID_PART_LENGTH = "JID part must be between 0 and 1023 characters";
     public final static String INVALID_CHARACTER = "JID contains an invalid character";
     public final static String STRINGPREP_FAIL = "The STRINGPREP operation has failed for the given JID";
+	public final static String IS_NULL = "JID can not be NULL";
 
     /**
      * Constructs a new {@code Exception} that includes the current stack trace.
diff --git a/src/main/java/eu/siacs/conversations/xmpp/jid/Jid.java b/src/main/java/eu/siacs/conversations/xmpp/jid/Jid.java
index a35ea37c..295e067a 100644
--- a/src/main/java/eu/siacs/conversations/xmpp/jid/Jid.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/jid/Jid.java
@@ -1,9 +1,12 @@
 package eu.siacs.conversations.xmpp.jid;
 
+import android.util.LruCache;
+
 import net.java.otr4j.session.SessionID;
 
 import java.net.IDN;
 
+import eu.siacs.conversations.Config;
 import gnu.inet.encoding.Stringprep;
 import gnu.inet.encoding.StringprepException;
 
@@ -12,6 +15,8 @@ import gnu.inet.encoding.StringprepException;
  */
 public final class Jid {
 
+	private static LruCache<String,Jid> cache = new LruCache<>(1024);
+
 	private final String localpart;
 	private final String domainpart;
 	private final String resourcepart;
@@ -41,7 +46,11 @@ public final class Jid {
 	}
 
 	public static Jid fromString(final String jid) throws InvalidJidException {
-		return new Jid(jid);
+		return Jid.fromString(jid, false);
+	}
+
+	public static Jid fromString(final String jid, final boolean safe) throws InvalidJidException {
+		return new Jid(jid, safe);
 	}
 
 	public static Jid fromParts(final String localpart,
@@ -56,10 +65,21 @@ public final class Jid {
 		if (resourcepart != null && !resourcepart.isEmpty()) {
 			out = out + "/" + resourcepart;
 		}
-		return new Jid(out);
+		return new Jid(out, false);
 	}
 
-	private Jid(final String jid) throws InvalidJidException {
+	private Jid(final String jid, final boolean safe) throws InvalidJidException {
+		if (jid == null) throw new InvalidJidException(InvalidJidException.IS_NULL);
+
+		Jid fromCache = Jid.cache.get(jid);
+		if (fromCache != null) {
+			displayjid = fromCache.displayjid;
+			localpart = fromCache.localpart;
+			domainpart = fromCache.domainpart;
+			resourcepart = fromCache.resourcepart;
+			return;
+		}
+
 		// Hackish Android way to count the number of chars in a string... should work everywhere.
 		final int atCount = jid.length() - jid.replace("@", "").length();
 		final int slashCount = jid.length() - jid.replace("/", "").length();
@@ -88,7 +108,7 @@ public final class Jid {
 		} else {
 			final String lp = jid.substring(0, atLoc);
 			try {
-				localpart = Stringprep.nodeprep(lp);
+				localpart = Config.DISABLE_STRING_PREP || safe ? lp : Stringprep.nodeprep(lp);
 			} catch (final StringprepException e) {
 				throw new InvalidJidException(InvalidJidException.STRINGPREP_FAIL, e);
 			}
@@ -103,7 +123,7 @@ public final class Jid {
 		if (slashCount > 0) {
 			final String rp = jid.substring(slashLoc + 1, jid.length());
 			try {
-				resourcepart = Stringprep.resourceprep(rp);
+				resourcepart = Config.DISABLE_STRING_PREP || safe ? rp : Stringprep.resourceprep(rp);
 			} catch (final StringprepException e) {
 				throw new InvalidJidException(InvalidJidException.STRINGPREP_FAIL, e);
 			}
@@ -139,6 +159,8 @@ public final class Jid {
 			throw new InvalidJidException(InvalidJidException.INVALID_PART_LENGTH);
 		}
 
+		Jid.cache.put(jid, this);
+
 		this.displayjid = finaljid;
 	}
 
diff --git a/src/main/java/eu/siacs/conversations/xmpp/stanzas/MessagePacket.java b/src/main/java/eu/siacs/conversations/xmpp/stanzas/MessagePacket.java
index 4e7b532b..93aaa68c 100644
--- a/src/main/java/eu/siacs/conversations/xmpp/stanzas/MessagePacket.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/stanzas/MessagePacket.java
@@ -26,7 +26,7 @@ public class MessagePacket extends AbstractStanza {
 		this.children.remove(findChild("body"));
 		Element body = new Element("body");
 		body.setContent(text);
-		this.children.add(body);
+		this.children.add(0, body);
 	}
 
 	public void setType(int type) {
@@ -39,6 +39,9 @@ public class MessagePacket extends AbstractStanza {
 			break;
 		case TYPE_NORMAL:
 			break;
+		case TYPE_ERROR:
+			this.setAttribute("type","error");
+			break;
 		default:
 			this.setAttribute("type", "chat");
 			break;