change .github files

.github/CONTRIBUTING.md

@@ -8,4 +8,4 @@ Please search the issue tracker (including closed issues). Your bug might be a s
 
 Please fill in the template when creating new issues and provide information about your device and your server. The [adb logcat](https://wiki.cyanogenmod.org/w/Doc:_debugging_with_logcat) can be omitted if you can reproduce the bug under every condition. (ie *click button X and the application crashes*) But the adb logcat is required if the bug happens only under certain conditions or involves network problem (Server not found, messages not arriving) 
 
-**If you are seeking help or are unable to reproduce the exact problem please join our MUC at conversations@conference.siacs.eu**
+**If you are seeking help or are unable to reproduce the exact problem please join our MUC at support@room.pix-art.de**

.github/FUNDING.yml

@@ -1,3 +0,0 @@
-github: inputmice
-liberapay: inputmice
-custom: https://paypal.me/ConversationsIM

.github/stale.yml

@@ -1,18 +0,0 @@
-# Number of days of inactivity before an issue becomes stale
-daysUntilStale: 90
-# Number of days of inactivity before a stale issue is closed
-daysUntilClose: 7
-# Issues with these labels will never be considered stale
-exemptLabels:
-  - feature
-  - security
-  - bug
-# Label to use when marking an issue as stale
-staleLabel: stale
-# Comment to post when marking an issue as stale. Set to `false` to disable
-markComment: >
-  This issue has been automatically marked as stale because it has not had
-  recent activity. It will be closed if no further activity occurs. Thank you
-  for your contributions.
-# Comment to post when closing a stale issue. Set to `false` to disable
-closeComment: false