GrassCoverErosionInwardsCalculationActivity and Service now require a hrd file path instead of a directory where this file is located. Added call to set settings on input. Added test files (empty config databases) where required. Related to Issue [WTI-919] git-svn-id: https://repos.deltares.nl/repos/WettelijkToetsInstrumentarium/trunk@6442 5a3db67b-de53-47b5-99c8-a1c30a6650e2