* Fixed bug with DialogHandlers containing exceptions. Those exceptions only occur in a different thread (running the dialog), and will not cause the unit test to fail. Moved assertions out of the handlers. Related to Issue [WTI-364] git-svn-id: https://repos.deltares.nl/repos/WettelijkToetsInstrumentarium/trunk@2192 5a3db67b-de53-47b5-99c8-a1c30a6650e2