use mesh bindings for geometry, frame and computedVisibility
Merge remote branch 'origin/dev' into dev

Conflicts:
	src/aerys/minko/scene/controller/mesh/MeshVisibilityController.as
minor fixes related to the new binding properties and how they are used in the RenderingController
remove dead code
remove useless position < 0 test in Group.removeChildAt() since the specified position is uint
fix roll out target inconsistencies when using box raycasting accelerated pixel picking
Update the license on Minko. Go MIT!
Merge branch 'dev' of github.com:aerys/minko into dev
Add new examples in README.md.