Fixed weird bug in interior of squares by removing margins.  Needs real fix.
Fixed weird bug in interior of squares by removing margins.  Needs real fix.

git-svn-id: http://svn.code.sf.net/p/petavision/code/sandbox@2565 7c0444ca-5550-0410-9008-faecdbe78eb5

Former-commit-id: 4c9c16273c36f4f3c95d6f4f785525ea7d6a0179
dpaiton/OpenPV,dpaiton/OpenPV,PetaVision/OpenPV,dpaiton/OpenPV,PetaVision/OpenPV,dpaiton/OpenPV,PetaVision/OpenPV,dpaiton/OpenPV,dpaiton/OpenPV,dpaiton/OpenPV,PetaVision/OpenPV,PetaVision/OpenPV,dpaiton/OpenPV