Combined GraphNodeConverter with RingtoetsGraphNodeFactory Related to Issue [WTI-1312]git-svn-id: https://repos.deltares.nl/repos/WettelijkToetsInstrumentarium/trunk@11763 5a3db67b-de53-47b5-99c8-a1c30a6650e2Former-commit-id: 20e335c822523d8551b28649ed93f5317e2620feFormer-commit-id: 37241279e65a657781bb5fa99a9e9950216f72cf