Disables native msaa for mockup gl caps
Disables native msaa for mockup gl caps

gideonmay/osgjs,jtorresfabra/osgjs,gideonmay/osgjs,hishamabdelrahman/osgjs,hishamabdelrahman/osgjs,cedricpinson/osgjs,jtorresfabra/osgjs,hishamabdelrahman/osgjs,jtorresfabra/osgjs,gideonmay/osgjs,cedricpinson/osgjs,cedricpinson/osgjs