fix for LLXmpp init crash
Merge branch 'master' of github.com:n8fr8/Gibberbot
improve chatview state control
add group chat label string
remove throttle so chat list updates
add vcard loading only when chat session is opened
fixes for "Exit" related to NPE and Concurrent errors
adding new submodule and updating build scripts
more UI clean: drawer, menus and add account flow
move presence handling into an asynctask
can only be in one broadcast at a time
don't add temporary contact as it might produce duplicates
clean-up of account listing UI
Merge pull request #466 from n8fr8/master

Mostly UI with a few crash/stability fixes