added back "old constructor" with title only (as used in examples)
added holo_blue_light color to /res/values because they are used in
example. Without it, compiling example throws an error
correction of previous commit concerning colors. now using library color
@color/stroke in example
"implemented" the OnCardSwiped-Listener, hopefully fully working.
Merge pull request #3 from Aeefire/master

Implementation of the OnCardSwiped-Listener, slight change for more backwards-compability