Add download and documentation links for 2.16.4

Change-Id: I473d29b84e63469dcc97144270bcd776428cd725
diff --git a/_data/topnav.yml b/_data/topnav.yml
index 3ed24bd..5f2b6e4 100644
--- a/_data/topnav.yml
+++ b/_data/topnav.yml
@@ -26,6 +26,6 @@
     - title: Docs
       folderitems:
         - title: Latest
-          external_url: https://gerrit-documentation.storage.googleapis.com/Documentation/2.16.3/index.html
+          external_url: https://gerrit-documentation.storage.googleapis.com/Documentation/2.16.4/index.html
         - title: Wiki
           external_url: https://gerrit.googlesource.com/homepage/+/md-pages/docs/
diff --git a/index.md b/index.md
index c1bd479..09caa0f 100644
--- a/index.md
+++ b/index.md
@@ -66,9 +66,9 @@
                 <div class="panel-body">
                     <h4>Download</h4>
                     <p>Our latest release is:<br>
-                    <b><a href="2.16.html#2163">2.16.3</a></b>
+                    <b><a href="2.16.html#2164">2.16.4</a></b>
                     </p>
-                    <a href="https://gerrit-releases.storage.googleapis.com/gerrit-2.16.3.war" class="btn btn-primary">Download</a>
+                    <a href="https://gerrit-releases.storage.googleapis.com/gerrit-2.16.4.war" class="btn btn-primary">Download</a>
                 </div>
             </div>
         </div>
@@ -111,16 +111,16 @@
 </tr>
 </table>
 
-Schedule [git gc](https://gerrit-documentation.storage.googleapis.com/Documentation/2.16.3/config-gerrit.html#gc)
+Schedule [git gc](https://gerrit-documentation.storage.googleapis.com/Documentation/2.16.4/config-gerrit.html#gc)
 over all managed repositories and
-[replicate](https://gerrit.googlesource.com/plugins/replication/+doc/v2.16.3/src/main/resources/Documentation/config.md)
+[replicate](https://gerrit.googlesource.com/plugins/replication/+doc/v2.16.4/src/main/resources/Documentation/config.md)
 to geographical mirrors for latency reduction and backup servers for hot
 spare redundancy.
 
 ## Extensible through plugins
 
 Gerrit Code Review can be extended and further customized by installing
-[server-side plugins](https://gerrit-documentation.storage.googleapis.com/Documentation/2.16.3/config-plugins.html).
+[server-side plugins](https://gerrit-documentation.storage.googleapis.com/Documentation/2.16.4/config-plugins.html).
 Source code for additional plugins can be found through the
 [project listing](https://gerrit.googlesource.com/plugins/).
 
diff --git a/pages/site/releases/2.16.md b/pages/site/releases/2.16.md
index 07516c4..006844e 100644
--- a/pages/site/releases/2.16.md
+++ b/pages/site/releases/2.16.md
@@ -6,12 +6,14 @@
 toc: true
 ---
 
-Download: **[2.16.3](https://gerrit-releases.storage.googleapis.com/gerrit-2.16.3.war)**
+Download: **[2.16.4](https://gerrit-releases.storage.googleapis.com/gerrit-2.16.4.war)**
+| [2.16.3](https://gerrit-releases.storage.googleapis.com/gerrit-2.16.3.war)
 | [2.16.2](https://gerrit-releases.storage.googleapis.com/gerrit-2.16.2.war)
 | [2.16.1](https://gerrit-releases.storage.googleapis.com/gerrit-2.16.1.war)
 | [2.16](https://gerrit-releases.storage.googleapis.com/gerrit-2.16.war)
 
-Documentation: **[2.16.3](https://gerrit-documentation.storage.googleapis.com/Documentation/2.16.3/index.html)**
+Documentation: **[2.16.4](https://gerrit-documentation.storage.googleapis.com/Documentation/2.16.4/index.html)**
+| [2.16.3](https://gerrit-documentation.storage.googleapis.com/Documentation/2.16.3/index.html)
 | [2.16.2](https://gerrit-documentation.storage.googleapis.com/Documentation/2.16.2/index.html)
 | [2.16.1](https://gerrit-documentation.storage.googleapis.com/Documentation/2.16.1/index.html)
 | [2.16](https://gerrit-documentation.storage.googleapis.com/Documentation/2.16/index.html)