[ 1.5.5 ]

- Added iOS ARM - 64 bit support for Bullet physics

- 3D Animation , NodeAnimation keyframes are separated into translation , rotation and scaling

- Added capability to enable color markup from inside skin json file .

- Exposed method ControllerManager #clearListeners on Controllers class

- Net #openURI now returns a boolean to indicate whether the uri was actually opened.

- DefaultShader now always combines material and environment attributes

- Added ShapeRenderer constructor to pass a custom shader program to ImmediateModeRenderer20 .

- API Change : Group #toString now returns actor hierarchy. Group#print is gone.

- Added SpotLight class , see https : //github.com/libgdx/libgdx/pull/2907