Changed the popProjectionMatrix so that it didn't allow modification on the near and far values when clamping the projection matrix.
Changed the popProjectionMatrix so that it didn't allow modification on the near
and far values when clamping the projection matrix.


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