- Fixed typo - Adjusted RingtoetsPipingSurfaceLine: -- Made the surface line Observable -- Added an Update method to update the properties of a surface line from another surface line. Related to Issue [WTI-1075] git-svn-id: https://repos.deltares.nl/repos/WettelijkToetsInstrumentarium/trunk@8209 5a3db67b-de53-47b5-99c8-a1c30a6650e2