Added learning to build same blockEntity to robot

Signed-off-by: Shujing Ke <rainkekekeke@gmail.com>
ske - Just merge fixes and some meta file deletions?
Merge branch 'MasterDebugging' of https://github.com/opencog/unity3d-opencog-world into MasterDebugging

Conflicts:
	Assets/Scripts/Movement/CharacterGridMotor.cs