* Follow-up for r84660:

* Follow-up for r84660:
** Don't regress in terms of making sure truncating and adding an ellipses won't make the string longer (or equally long)
** Fixed ellipsis adjustment check in truncateHtml()
* Other:
** Made removeBadCharLast/removeBadCharFirst not give warnings on empty string input
** Removed tidy call in truncateHtml, slower and adds some garbage
** Code comment tweaks