* Removed global function xmlsafe() from Export.php. (moved to OAIRepo extension)
* Removed Title::userCanRead(). (deprecated since 1.19)
* Removed maintenance script importTextFile.php. Use edit.php script instead.
+* A _from_namespace field has been added to the templatelinks, pagelinks,
+ and filelinks tables. Run update.php to apply this change to the schema.
+
==== Renamed classes ====
* CLDRPluralRuleConverter_Expression to CLDRPluralRuleConverterExpression