Added get() method to ReaderWriterProxy class to allow the readerwriter to be obtained once its constructed.
Added get() method to ReaderWriterProxy class to allow the readerwriter to
be obtained once its constructed.


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