Merge pull request #117 from maxirosson/dev

Changed the way we handle the devices to avoid duplicated pushes
Increment version script fixes
Removed google+ xxhdpi assets because they have a wrong size
Added support to configure memory and file system cache to the ImageLoader
Added support to download on multiple thread to the ImageLoader
Improving randomRepositories abilities
Protected visibility for FileEntity constructor
Fix custom image view
Removed failed urls logic on iamge loader
Upgraded Google Play Services to r14
Dismiss loading fix.
ToastUtils improvements
Moved pagination support to AbstractListFragment
ImageLoader improvements
ImageLoader improvements
Added findRandom method to repository
Upgraded merge adapter library version
Added refresh action provider component
Added sorting to PagedResult
Some fixes
Added pagination support