Disabled `highlightWhitespace()` and `highlightTrailingWhitespace()`, could be reverted if necessary
git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@4792 ed5197a5-7fde-0310-b194-c3ffbd925b24
git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@4767 ed5197a5-7fde-0310-b194-c3ffbd925b24