Changed the default value of StandardOrientation to true, to fix orientation problems which commonly occur with png files.   Leaves the quesition of how to set this value automatically.
Changed the default value of StandardOrientation to true, to fix orientation
problems which commonly occur with png files.   Leaves the quesition of how to set
this value automatically.


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