Add zh_CN/migrations/_title.md.

html/zh_CN/index.html

@@ -8,7 +8,8 @@
     
     <div id="navigation">
         <a href="http://www.iredmail.org" target="_blank">iRedMail web site</a>
-    </div><ul>
+    </div><h3 id="_1">迁移</h3>
+<ul>
 <li><a href="password.hashes.html">密码</a></li>
 </ul>
 <h3 id="how-to">How to</h3>
@@ -25,7 +26,7 @@
 <li><a href="reset.user.password.html">重置用户密码</a></li>
 <li><a href="use.a.bought.ssl.certificate.html">使用购买的 SSL 证书</a></li>
 </ul>
-<h3 id="_1">排错与调试</h3>
+<h3 id="_2">排错与调试</h3>
 <ul>
 <li><a href="debug.dovecot.html">开启 Dovecot 调试模式</a></li>
 </ul><p style="text-align: center; color: grey;">Document published under a <a href="http://creativecommons.org/licenses/by-nd/3.0/us/" target="_blank">CC BY-ND 3.0</a> license. If you found something wrong, please do <a href="http://www.iredmail.org/contact.html">contact us</a> to fix it.<script>

zh_CN/migrations/_title.md

@@ -0,0 +1 @@
+迁移