fixes #2810 in case of null contact list
fixes for timestamp display and formatting
sets ChatView compose text to focus when switching to address
problem with searchview in actionbar taking over text input
fixes #2182 with null provider in alert handler
fixes #2183 with null bitmap in messageview
ensures db is still open when an update is called
this happens on sign out/exit often
fixes #2814 empty cursor for thumnail lookup
fixes #2815 cursor can sometimes be null or empty
remove typo
check if contentresolver is null and get it on demand. fixes #2816
Merge pull request #373 from n8fr8/bugs_fixes_from_13.0.7

Bugs fixes from 13.0.7