Added movement option query functions

Needs cleaning up, but it works!
Recommit after closin unity

Whoops!
Cleanup

Cleaned up debug messages, added all tests in debug output.
otw - Minor change to OCAction.
Extended Proprioception

Added distinction for walk and run, fixed drop bug.
Merge branch 'Proprioception' of https://github.com/opencog/OpenCog-Unity3D-Game into ActionInterface
Merge branch 'Proprioception' of https://github.com/opencog/OpenCog-Unity3D-Game into ActionInterface
otw - Merging Action Validation.