Added WaveHeight and IsOvertoppingDominant to output Made test with working directories parallelizable. Defined tree node info for ProbabilityAssessmentOutput in RingtoetsGuiPlugin rather than GrassCoverErosionInwardsGuiPlugin as it was a more general concept. Related to Issue [WTI-666] git-svn-id: https://repos.deltares.nl/repos/WettelijkToetsInstrumentarium/trunk@3972 5a3db67b-de53-47b5-99c8-a1c30a6650e2