Fix MUC issue reported on Play Market.
java.lang.NullPointerException
  at com.googlecode.gtalksms.xmpp.XmppMuc.createRoom(XmppMuc.java:274)
  at com.googlecode.gtalksms.xmpp.XmppMuc.inviteRoom(XmppMuc.java:155)
  at com.googlecode.gtalksms.xmpp.XmppMuc.writeRoom(XmppMuc.java:128)
  at com.googlecode.gtalksms.xmpp.XmppMuc.writeRoom(XmppMuc.java:113)
  at com.googlecode.gtalksms.MainService.onHandleIntent(MainService.java:284)
  at com.googlecode.gtalksms.MainService$ServiceHandler.handleMessage(MainService.java:151)
Fixing default values
Finishing migration to android studio
Cleanup
Adding dictionaries to git ignore
Adding back German translation thanks to quert zuiopue
Fixing typos
Updating version
Updating aSmack version
Fix long messages issue (160+ char) when Sent Nofication is deactivated
Updating changelog
Manage hangout notfications.
Fixes issue 331.
Fixes issue 326.
New beta version 4.4.4.75
Adding new commands speaker/hangup/callspeaker
Refactoring of the call/phone command to use subcommands
Fixes issue 304
Cleanup
Ensuring that we close every cursor correctly
Updating permissions to use the phone speaker
Updating changelog
Moving Log Class to Tools and import auto cleanup
Adding memory usage (runtime only for now) in the connection status tab