Remaking one solitaire

I've remake one of my solitaires with new looks and some new features. The game is ThriPeaks Solitaire and you can get it from the Google store - TriPeaks. Here are few screenshots of the new looks and features:

New features:
- Customizable background
- New cards - custom made over some free template
- Hints - possible moves are highlighted so the player can easily choose from them
- Changes in the ui