Added a Scene2DDebugRenderer.
Made colours configurable.
Table debug rendering included.
Small JavaDoc change.
Actors now know themselves how to debug render. Adjusted all tests. Added a new Scene2DDebugRendererTest.
Conflicts resolved.
Removed an unused method.
Small bugfix and renamed fields.
Removed the final modifiers for colors.
Update Intersector.java

Added method for getting intersection point for two 2D rays.
catch error when MeshPartBuilder.patch() would fail silently
Null checks for Container.

#2030
Adds Ashley support to gdx-setup
Merge branch 'master' of github.com:libgdx/libgdx
Reset scale and rotation values on simplified draw() call
Merge pull request #2146 from obigu/spritefix

Reset scale and rotation values on simplified SpriteDrawable draw() call
Merge pull request #2137 from jrenner/master

catch error when MeshPartBuilder.patch() would fail silently
Removed BOZO comments.
Added OrderedSet, map refactoring.
Selection now keeps order.