AKQAKIEV-43 - settings activity
Added conference color-coding
Adding to calendar
Merge branch 'develop' of https://github.com/biellou/Conferer into nickolay-polozov

Conflicts:
	client/android/AKQAConferer/src/com/akqa/kiev/android/conferer/db/ConfererDatabase.java
	client/android/AKQAConferer/src/com/akqa/kiev/android/conferer/fragments/ConferenceListArrayAdapter.java
	client/android/AKQAConferer/src/com/akqa/kiev/android/conferer/fragments/SessionDetailsFragment.java