Merge pull request #1 from Code-Hex/add/okinawapm

Added okinawapm

Author: mattn

content/index.html

@@ -114,6 +114,7 @@ <h2>Perl Mongers</h2>
                         <li><a href="http://mishima-pm.blog.jp/">Mishima.pm</a></li>
                         <li><a href="https://groups.google.com/forum/#!forum/okayama_pm">Okayama.pm</a></li>
                         <li><a href="http://gotanda-pm.github.io/">Gotanda.pm</a></li>
+                        <li><a href="http://okinawa.pm.org/">Okinawa.pm</a></li>
                     </ul>
                 </div>
                 <div class="col-md-4">