Fix passes coherency wrt wireframe

src/libRender/RadiumNBR/NodeBasedRenderer.cpp

src/libRender/RadiumNBR/Passes/GeomPrepass.cpp

src/libRender/RadiumNBR/Passes/TransparencyPass.cpp

src/libRender/RadiumNBR/Passes/WireframePass.cpp

src/libRender/RadiumNBR/Passes/WireframePass.hpp