README.md in gist_updater-0.3.0 vs README.md in gist_updater-0.3.1

@@ -8,10 +8,12 @@
 [license]: https://github.com/masutaka/gist_updater/blob/master/LICENSE.txt
 [gem-link]: http://badge.fury.io/rb/gist_updater
 
 ## Description
 
-Updates your Gist files which are defined in YAML
+Updates your Gist files defined in YAML
+
+https://masutaka.net/chalow/2016-09-29-1.html (In Japanese)
 
 ## Installation
 
 Add this line to your application's Gemfile: