Stage.act() calls requestRendering() if any actions are added or fired (fixes #2228)
Stage#setActionsRequestRendering will animate actions when setContinuousRendering is false.
changed setActionsRequestRendering() to a static method
Added cast to float in getAngleAroundRad calculation, because before it could happen that the function return NaN. #2351
Added proper mouse support to Android backend
Fix GWT Build
GdxPay:
 - Java reflection moved out of AndroidApplication (-> PurchaseSystem)
 - added an AndroidEventListener for onActivityResult(...) to AndroidApplication/AndroidFragmentApplication
Texture packer, exposed getScaledPackFileName.
Fixed setPosition with alignment.

closes #2366
update gdx-pay poms
Removed intToFloatColorMask boolean.

I think it never makes sense to turn it off.
Call simpler Interpolation method.
Merge remote-tracking branch 'origin/master'
Store drawable names in a way that doesn't interfere with the class hierarchy.

closes #2368
changed OUYA IAP Backend to take a path to the keyfile instead of a byte-array
added classpath- and manifest-stuff
integrated purchaseListener into the purchaseObserver
updated PayTest.java (integrated purchaseListener into observer)
Merge pull request #2371 from just4phil/master

Looks fine!
Cancel touch focus when actor is removed. Renamed cancelTouchFocus to cancelTouchFocusExcept.

closes #2374