Added command line argument docs and support for -h/--help command line options
Added command line argument docs and support for -h/--help command line options


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