ChangeLog: fix commit log of r53599

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53600 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2016-01-20 08:16:39 +00:00 · 2016-01-20 08:16:39 +00:00 · 131f699d98
--- a/2
+++ b/2
@ -1,6 +1,6 @@
 Wed Jan 20 17:13:39 2016  Nobuyoshi Nakada  <nobu@ruby-lang.org>

-
+	* tool/extlibs.rb: add --cache option to change cache directory.

 Tue Jan 19 17:03:40 2016  Martin Duerst  <duerst@it.aoyama.ac.jp>