ticket:3 Created tests.
ticket:3 Implemented functionality for edit user data in database. implemented ui for edit user data. Tests was. Supplemented tests.
ticket:3 Added more tests.
ticket:3 Created EditProfileActivity. Fixed one bug with facebook authentication.
ticket:3 Created class with facebook loading functionality. Added method UpdateUserProfilePicture in class DatabaseWorker. Implemented functionality of loading user's profile picture.
ticket:3 Implemented functionality of edit profile. Created class FFApplication.
ticket:3 Added implementation of the custom CalendarView.
Merge branch 't3_Edit_user's_data'

Conflicts:
	FacebookFriends/src/com/ivtolkachev/fbfriendslistapp/activity/MainActivity.java
master fixes after resolved conflicts