Resolve 'collision.com.badlogic.gdx.physics.bullet.collision' issue
Added possibility to override the way of searching for a library on each platform.
Added a VirtualViewport to help with keeping the aspect ratio and
handling a fixed viewport.
Natives: Switched to java.runtime.name for Android

We currently check the VM name which is Dalvik, but in the future this vm name might change to ART. In order to make sure that applications do not break if such a change occurs, switching now might be the best option
Cleaned up the changes.
Re-enable shadows for bullet, made them optional.
Update to swig 2.0.12 (afaik no relevant changes)
vs2013
Add CharacterTest
Merge branch 'master' of https://github.com/libgdx/libgdx into various

Conflicts:
	tests/gdx-tests/src/com/badlogic/gdx/tests/BulletTestCollection.java
	tests/gdx-tests/src/com/badlogic/gdx/tests/bullet/BaseBulletTest.java
Bullet: remove GL10
Resurrect PathTest
Merge pull request #1447 from xoppa/various

Various changes, mostly bullet related
Fix character size
Merge remote-tracking branch 'upstream/master'
Set target FPS to 60, not 61.

#1449
Merge branch 'origin/master'
Fix for infinite recursion

The event listener's handle(event) was looping back on itself, causing StackOverflowError. This corrects the intention of the code, which is to call the outer handle(event).
Merge pull request #1452 from JavadocMD/patch-1

Fix for infinite recursion
EventAction, fixed previous commit