NEWS: mention Array#append and Array#prepend

[Feature #12746] [ci skip] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58257 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2017-04-06 00:14:57 +00:00 · 2017-04-06 00:14:57 +00:00 · b6b4af0e1e
--- a/5
+++ b/5
@ -20,6 +20,11 @@ with all sufficient information, see the ChangeLog file or Redmine

 === Core classes updates (outstanding ones only)

+* Array
+
+  * Array#append  [Feature #12746]
+  * Array#prepend  [Feature #12746]
+
 * Integer

  * Integer.sqrt  [Feature #13219]