Send first position & state report immediately after connection
More debug output on network events
Send app version in location reports
Download and install apk by command
Provide callback on disconnect event
Update connection state on app screen
Represent connection status by taskbar icon color
Fix exception when writing to StatusActivity from non-UI thread
Fix installing apk
Undo enabled=false from connection status line
Fix connection status displaying
Comment out TraccarActivity create/destroy debug output
Change messages display order in StatusActivity: new first
Safer generation of new notification id
Fix reconnect delay message
Show count of unread notifications on main screen
Set target API level to 16
Change accepted SDK versions range to 11-16