fixing RenderMan ShaderMenu matchExpressions
fixing RenderMan ShaderMenu matchExpressions

cedriclaunay/gaffer,chippey/gaffer,hradec/gaffer,johnhaddon/gaffer,goddardl/gaffer,ivanimanishi/gaffer,goddardl/gaffer,lucienfostier/gaffer,appleseedhq/gaffer,hradec/gaffer,appleseedhq/gaffer,GafferHQ/gaffer,boberfly/gaffer,lucienfostier/gaffer,paulondc/gaffer,lucienfostier/gaffer,lucienfostier/gaffer,paulondc/gaffer,GafferHQ/gaffer,ImageEngine/gaffer,goddardl/gaffer,chippey/gaffer,ImageEngine/gaffer,andrewkaufman/gaffer,boberfly/gaffer,johnhaddon/gaffer,hradec/gaffer,andrewkaufman/gaffer,cedriclaunay/gaffer,hradec/gaffer,davidsminor/gaffer,ivanimanishi/gaffer,davidsminor/gaffer,ivanimanishi/gaffer,GafferHQ/gaffer,andrewkaufman/gaffer,andrewkaufman/gaffer,paulondc/gaffer,davidsminor/gaffer,johnhaddon/gaffer,paulondc/gaffer,ImageEngine/gaffer,GafferHQ/gaffer,chippey/gaffer,cedriclaunay/gaffer,appleseedhq/gaffer,GafferHQ/gaffer,appleseedhq/gaffer,andrewkaufman/gaffer,goddardl/gaffer,hradec/gaffer,ivanimanishi/gaffer,johnhaddon/gaffer,ImageEngine/gaffer,boberfly/gaffer,chippey/gaffer,boberfly/gaffer,johnhaddon/gaffer,davidsminor/gaffer,cedriclaunay/gaffer