Merge pull request #3 from Aeefire/master

Implementation of the OnCardSwiped-Listener, slight change for more backwards-compability
Merge pull request #6 from Aeefire/master

Backwardscompability fix (nineoldandroids animate()),  .setSwipeable() 
removed unused imports and fields
Merge pull request #10 from Leandros/master

Remove unused imports and fields