From Brian Keener, fixes for Cygwin filename handling
From Brian Keener, fixes for Cygwin filename handling


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