From Terry Welsh, added missing static_cast in Referenced.cpp
From Terry Welsh, added missing static_cast in Referenced.cpp


marchelbling/osg,artoolkit/osg,marchelbling/osg,scrawl/osg,scrawl/osg,jtorresfabra/osg,jtorresfabra/osg,artoolkit/osg,openscenegraph/osg,marchelbling/osg,jtorresfabra/osg,tomasthoresen/osg,openscenegraph/osg,scrawl/osg,artoolkit/osg,openscenegraph/osg,tomasthoresen/osg,tomasthoresen/osg,openscenegraph/osg,artoolkit/osg,marchelbling/osg,tomasthoresen/osg,scrawl/osg,jtorresfabra/osg