Merge pull request #429 from xoppa/3dapi2

Add skeletontest and various fixes
Fix OSX backspace behaving like delete key due to bug in LWJGL Keyboard.getEventCharacter()
Merge pull request #436 from justinbowes/1470_osx_backspace_causes_forward_delete

Fix for Issue 1470: On OS X TextField deletes symbols from the right side
Merge pull request #434 from moly/androidaudiofix

AndroidSound#play/loop now returns -1 on failure, to match other backends
Fix opacity on models
Merge pull request #437 from xoppa/3dapi2

Fix opacity on models
fixed cuboc
Merge branch 'master' of https://github.com/libgdx/libgdx
Fixed long presses behaving incorrectly.

Fixed long presses causing events not to be consumed by the
GestureDetector. This issue was causing the GestureDetector to return
false in touchDragged and touchUp whenever a longPress returned true
resulting in unexpected behavior which one would likely only notice when
chaining InputProcessors in an InputMultiplexer.
Merge pull request #438 from Jadems/master

Fixed long presses being handled incorrectly.
Signed-off-by: blackbluegl <info@blackbluegl.de>
Add ship.obj and shadertest
Merge branch 'master' of https://github.com/libgdx/libgdx.git
Format.
Fixed pref width.
Added int rgba methods for easier setting using 0x11223344.
Merge remote-tracking branch 'origin/master'
fixed issue 1459, Decal#setScaleY was wrong
fixed issue 1456, Intersector#intersectRayBounds had a bug
removed File#file(), removed box2d-editor