Removed unnecessary params. Set a default
Removed unnecessary params. Set a default

git-svn-id: http://svn.code.sf.net/p/petavision/code/sandbox@9105 7c0444ca-5550-0410-9008-faecdbe78eb5

Former-commit-id: 7627754d182e38722ed78126e0cd9c89258dc074
dpaiton/OpenPV,dpaiton/OpenPV,dpaiton/OpenPV,PetaVision/OpenPV,PetaVision/OpenPV,dpaiton/OpenPV,dpaiton/OpenPV,PetaVision/OpenPV,dpaiton/OpenPV,PetaVision/OpenPV,PetaVision/OpenPV,dpaiton/OpenPV,dpaiton/OpenPV