userNotLoggedInPage() from EditPage.php. (deprecated since 1.19)
* Removed functions getContent(), getPreloadedText(), mergeChangesInto() and
setPreloadedText() from EditPage.php. (deprecated since 1.21)
+* Removed global functions wfArrayLookup(), wfArrayMerge(), wfDebugDieBacktrace()
+ and wfTime(). (deprecated since 1.22)
==== Renamed classes ====
* CLDRPluralRuleConverter_Expression to CLDRPluralRuleConverterExpression