Merge tag '1.1' into develop

1.1
Re-enabled "Add user" menu item in Messages module
SwipeListViewTouchListener disabled for Android older than 3.1. Fixes
#146
Added compatibility with HTTPS downloads on Android 2.3. Fixes #152
Added compatibility with OpenSWAD SSL certificate
Fixed wrong pull&refresh gesture when the notifications list is
scrolling up
Modified PreferencesActivity log
Fixed wrong pull&refresh gesture when the notifications list is
scrolling up in Android 2.3
Fixed typo in a comment
Fixed pull&refresh in Notifications module when the list is empty
Bumped version
Merge branch 'release/1.1.1'