Removed MATH_LIBRARY and FREETYPE library reference.
Removed MATH_LIBRARY and FREETYPE library reference.


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