Replaced unsafe c string usage with std::string
Replaced unsafe c string usage with std::string

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