+* Removed getFormFields(), onSubmit() and onSuccess() from FormlessAction, as
+ these were meant specifically for FormAction instead.
+* Removed Action::execute().
+* Removed AjaxAddScript which has been obsolete since ResourceLoader and
+ is unused by any modern extension.
+* Removed maintenance/nextJobDB.php; no longer in use.
+* Removed global function wfViewPrevNext(). (deprecated since 1.19)
+* 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.