Added atan2f to the list of #define's into include/osg/Math.
Added atan2f to the list of #define's into include/osg/Math.


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