Added support for OSG_OPTIMIZER="OFF"
Added support for OSG_OPTIMIZER="OFF"


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