Merge branch 'release/0.11.1' into develop
Fixed wrong behaviour of checkboxes in Android 4.2 (isChecked() method
behaviour is exactly the opposite in Android 4.2)
Fixed activity restart when TestMake returns from background to
foreground
Hided reply button when notification type is not a message
Fixed parsing of marksFile notifications when the student doesn't exists
in the marks file
Added refresh button on main screen to update courses without clean the
whole database
Fixed hided soft menu button on Android ICS
Fixed wrong storage of database key when closing preferences screen
Bumped version
Merge branch 'release/0.11.2'