Added fallback for when no command line args are provied.
Added fallback for when no command line args are provied.


omega-hub/osg,stmh/osg,ghub/osg,ntoand/osg,XiaoCC/osg,XiaoCC/osg,artoolkit/osg,stmh/osg,omega-hub/osg,omega-hub/osg,stmh/osg,koshman86/osg,ghub/osg,stmh/osg,ntoand/osg,XiaoCC/osg,ntoand/osg,XiaoCC/osg,omega-hub/osg,ghub/osg,stmh/osg,artoolkit/osg,ntoand/osg,artoolkit/osg,artoolkit/osg,koshman86/osg,XiaoCC/osg,ghub/osg,koshman86/osg,koshman86/osg