Add check update buttom
Change return NetworkErrorException
Change update interval to one day
Show message in chinese
Add network error handling
Download update file in background
Change latest check
Add update interval setting
Fix setting activity dosen't work on xlarge tablet
Update gradle v1.11
Change URL to const
Fix Update FC
Update gitignore
Remove updater for google play version
Update bulid tools version
Change version to 1.2.1
Optimize imports
Remove  non-default constructors in Fragment
Use res-auto