Updated user model
Unified access to primary key of current user #55
Unified access to primary key of current user #55. Inform server of user's favourite activities using REST API #56. Also some error handling.
Show favourite count when viewing activity #56
Switch to new API host #66
SQL error when searching using text or "number range" #65
Infinite loop when starting app for first time #64
Remove wood background #60
Switch logo in action bar #62
Two missing drawables
Added missing build files #59
Switch logo in action bar #62
More accurate version number for next alpha release.
Inform server of user's favourite activities using REST API #56
Removed references to old activities #59
Added font files #59
Colours in the UI #63