* valgrind supp
* EPhysics_Constants
* Sandbox tools to try different materials / properties
* create shape from image
* set best shape based on evas object
* optimize collision shapes usage
* deform objects
* improve docs
* run simulation on other thread
* support linear moves on Z axis and rotation on X and Y axes.

FAR FAR FUTURE:
* support Box2d backend
* support Chipmunk backend