ui.js: code clean up.
Updated builds.
Merge branch 'dev' of https://github.com/Bjvanminnen/three.js into dev
Merge branch 'ie11-collada' of https://github.com/MSOpenTech/three.js into dev
ColladaLoader: Code clean up.
- Background node color and angle parsing complete
Moved Sprite.rotation to SpriteMaterial.rotation.
Updated builds.
SpriteMaterial.useScreenCoordinates false by default.
Considering removing the property altogether actually...
Updated builds.
More work on unifying CanvasRenderer Sprites with WebGLRenderer Sprites.
Not entirely correct yet.
Updated builds.
Document THREE.js constants
Docs: some description for Geometry's lineDistances

Added some documentation for `geometry.lineDistances` since it wasn't very obvious apart from its usage in `examples/webgl_lines_dashed.html`.
Update AmbientLight.html
Update Material.html
Added dummy setClearColor to CSS3DRenderer.
Merge branch 'patch-7' of https://github.com/PaulJacobs/three.js into dev
Merge branch 'patch-8' of https://github.com/PaulJacobs/three.js into dev
Blender camera export fix

Export all cameras in `generate_cameras`, not just the selected one.