#763 Could not use "configure this list" once a stop watch has been added to the list, which is a pitty because such attributes are not aimed at being displayed in lists!

git-svn-id: http://svn.code.sf.net/p/itop/code/branches/2.0.1@2849 a333f486-631f-4898-b8df-5754b55c2be0