* Renamed HeightStructureContext to HeightStructuresCollectionContext because that better reflects the wrapped data, while also freeing up that classname in case a PresentationObject is required for HeightStructure class Related to Issue [WTI-582] git-svn-id: https://repos.deltares.nl/repos/WettelijkToetsInstrumentarium/trunk@5619 5a3db67b-de53-47b5-99c8-a1c30a6650e2