Fixed build system to find and link with libpv and libgdal.
Fixed build system to find and link with libpv and libgdal.

git-svn-id: http://svn.code.sf.net/p/petavision/code/sandbox@1640 7c0444ca-5550-0410-9008-faecdbe78eb5

Former-commit-id: 6af33ef809fbe7c0c233589c01dfc6dc19a0f13d
dpaiton/OpenPV,PetaVision/OpenPV,dpaiton/OpenPV,PetaVision/OpenPV,PetaVision/OpenPV,dpaiton/OpenPV,dpaiton/OpenPV,dpaiton/OpenPV,dpaiton/OpenPV,dpaiton/OpenPV,dpaiton/OpenPV,PetaVision/OpenPV,PetaVision/OpenPV