fixed validation report so that it will properly interpret counter examples...

fixed validation report so that it will properly interpret counter examples for enumerated pvs types, previously it would give error, now properly displays in window and highlights cells in main table

git-svn-id: https://groke.mcmaster.ca/svn/grad/colin/trunk/TableTool@6311 57e6efec-57d4-0310-aeb1-a6c144bb1a8b