texture packing

I’ve rewritten the texture packing in libgdx. The output could be useful even if not using libgdx. Some links…

http://www.badlogicgames.com/wordpress/?p=2495
Blog post about it.

https://code.google.com/p/libgdx/wiki/TexturePacker
Documentation.

https://code.google.com/p/libgdx/source/browse/trunk/extensions/gdx-tools/src/com/badlogic/gdx/tools/imagepacker/
Code.