Started implementing Cards

Added Card:
- Select Player Type;
- Select Unit Type;
- Chesus is Here;
- Double Up;
- Skip;
- Steal a Card;
- Shuffle;
Texture Correspondece and Card Factory.
They are not fully implemented yet.
Merge branch 'master' of https://github.com/fpg1503/GGJ2014

Conflicts:
	GGJ2014.userprefs