Implemented the osg::Image::isImagTranslucent function.
Implemented the osg::Image::isImagTranslucent function.


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