From Luc Frauciel, "When osgUtil::DelaunayTriangulator triangulate() function ends with no triangle generated, it crashes. This patch fixes that"
From Luc Frauciel, "When osgUtil::DelaunayTriangulator triangulate() function ends with no triangle generated, it crashes.
This patch fixes that"


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