* (bug 2271) Use faster text-only link replacement in image alt text
instead of rerunning expensive link lookup and HTML generation.
* Only build the HTML attribute whitelist tree once.
+* Replace wfMungeToUtf8 and do_html_entity_decode with a single function
+ that does both numeric and named chars: Sanitizer::decodeCharReferences
+* Removed some obsolete UTF-8 converter functions
=== Caveats ===