* BUG: Searching spaces now works in highlighted files.
* OPT: The result of grep has been cached, so that successive searches are
faster.
[GB.QT4.EXT]
* NEW: The Editor[].Purge() method replacing character can be passed as an
argument.
git-svn-id: svn://localhost/gambas/trunk@3069 867c0c6c-44f3-4631-809d-bfa615b0a4ec
