Made log protected in FileImporterBase so that it does not need to be redefined in every derived class.
Added ImporterMessageProvider to HeightStructuresImporter
Related to Issue [
WTI-1172]
git-svn-id:
https://repos.deltares.nl/repos/WettelijkToetsInstrumentarium/trunk@9619 5a3db67b-de53-47b5-99c8-a1c30a6650e2
Former-commit-id: 18b09bf50076c0eaccae389821c9ac113134842b
Former-commit-id: d93a304524fa87b7f29477774b255df20f3e5864