Keep retain fragment (for rotate)
Release mediaplayer on back
Fix Back issues
Merge branch 'master' of https://github.com/bynkaa/PilotProject

Conflicts:
	src/com/qsoft/pilotproject/ui/activity/LoginActivity.java
	src/com/qsoft/pilotproject/ui/fragment/ContentPlayerFragment.java
	src/com/qsoft/pilotproject/ui/fragment/ProgramFragment.java
Merge branch 'master' of https://github.com/bynkaa/PilotProject
Keep retain fragment (for rotate)
Release mediaplayer on back
Fix Back issues