bug fix
bug fix

git-svn-id: http://svn.code.sf.net/p/petavision/code/sandbox@6965 7c0444ca-5550-0410-9008-faecdbe78eb5

Former-commit-id: a6b971fa48113a57b79436c02a21a33ff923c54f
dpaiton/OpenPV,dpaiton/OpenPV,dpaiton/OpenPV,PetaVision/OpenPV,dpaiton/OpenPV,dpaiton/OpenPV,PetaVision/OpenPV,dpaiton/OpenPV,PetaVision/OpenPV,PetaVision/OpenPV,dpaiton/OpenPV,dpaiton/OpenPV,PetaVision/OpenPV