ApiManager: addUpdateLayer now overwrites existing layers, so we can update the description and other properties.
ApiManager: addUpdateLayer now overwrites existing layers, so we can update the description and other properties.

indodutch/csWeb,TNOCS/csWeb,c-martinez/csWeb,c-martinez/csWeb,TNOCS/csWeb,TNOCS/csWeb,indodutch/csWeb,c-martinez/csWeb,indodutch/csWeb