Merge pull request #1 from libgdx/master

update
Merge pull request #2 from libgdx/master

Update private fork
Added new constructor and setter for Vector3
Added a new method to get the angle and axis
better use gdx
Separate custom code
Separate java files (swig generated)
Split wrapper (swig generated)
Update swig files
Update gdx-bullet project
Cleanup build scripts
Update VS project
Update tests
Small fixes
Minor formatting changes.
Setting to only keep one image in memory at a time.

Loads images twice, but makes only a very small difference in execution time, so enabled by default.
Merge branch 'origin/master'
Merge branch 'origin/master'
Fixed the texture packer.

I suck.
Merge branch 'master' into quat_branch