do not use theme in uri activity

src/main/AndroidManifest.xml

@@ -85,7 +85,6 @@
         <activity
             android:name=".ui.UriHandlerActivity"
             android:label="@string/title_activity_start_conversation"
-            android:theme="@android:style/Theme.Translucent.NoTitleBar">
             android:launchMode="singleTop">
             <intent-filter>
                 <action android:name="android.intent.action.VIEW" />

src/main/java/de/pixart/messenger/ui/StartConversationActivity.java

@@ -628,6 +628,7 @@ public class StartConversationActivity extends XmppActivity implements OnRosterU
             case R.id.action_scan_qr_code:
                 Intent intent = new Intent(this, UriHandlerActivity.class);
                 intent.setAction(UriHandlerActivity.ACTION_SCAN_QR_CODE);
+                intent.addFlags(Intent.FLAG_ACTIVITY_NO_ANIMATION);
                 startActivity(intent);
                 return true;
             case R.id.action_hide_offline: