Fix #542 When displaying noDataMessage, if the node for it already exists, delete it
Fix #542
When displaying noDataMessage, if the node for it already exists, delete it

maier49/dgrid,dylans/dgrid,dylans/dgrid,kfranqueiro/dgrid,kfranqueiro/dgrid,maier49/dgrid,kfranqueiro/dgrid,maier49/dgrid,dylans/dgrid