Changed the debugging info to output to osg::notify() rather than cout.
Changed the debugging info to output to osg::notify() rather than cout.

Add a clear of all the internal EdgeCollapse structures to avoid memory
leaks


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