+ set moderate_pagespec to "!admin()" or "user(*)".
+ * Fix missing span on recentchanges page template.
+ * search: Avoid '$' in the wikiname appearing unescaped on omega's
+ query template, where it might crash omega.
+ * htmlscrubber: Security fix: In data:image/* uris, only allow a few
+ whitelisted image types. No svg.