Changed the default texture size to 512x512 to reduce the number of textures required when rendering text.
Changed the default texture size to 512x512 to reduce the number of textures
required when rendering text.


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