Delist Ricochet (#1135)

* Delist Ricochet

* source_code.md: remove Ricochet

* instant-messenger.html: remove another Ricochet mention

_includes/sections/instant-messenger.html

@@ -59,49 +59,13 @@ web=""
   <li><a href="https://www.kontalk.org/">Kontalk</a> - A community-driven instant messaging network. Supports end-to-end encryption. Both client-to-server and server-to-server channels are fully encrypted.</li>
   <li><a href="https://keybase.io/">Keybase</a> - <span class="badge badge-warning" data-toggle="tooltip" title="This software relies on a closed-source central server.">Warning</span> End-to-end encrypted messaging with social verification.</li>
   <li><a href="https://status.im/">Status</a> - <span class="badge badge-warning">Experimental</span> A free and open-source, peer-to-peer, encrypted instant messanger with support for DAPPs.</li>
-  <li><a href="https://ricochet.im/">Ricochet</a> - <span class="badge badge-danger" data-toggle="tooltip" title="This software is safe if you manually keep Tor up to date."><a href="#ricochetTor" class="text-white">Danger</a></span> <span class="badge badge-warning" data-toggle="tooltip" title="This software is considered safe but experimental and the client has not been updated since 2016."><a href="https://github.com/ricochet-im/ricochet#experimental">Experimental</a></span> Ricochet uses the <a href="/browsers/#browser"><i class="fas fa-link"></i> Tor network</a> to reach your contacts without relying on messaging servers. It creates a hidden service, which is used to rendezvous with your contacts without revealing your location or IP address.</li>
 </ul>
 
 
 <h3>Related Information</h3>
 
 <ul>
-  <li><a href="https://www.vice.com/en_us/article/mg7v3a/ricochet-encrypted-messenger-tackles-metadata-problem-head-on">Ricochet, the Messenger That Beats Metadata, Passes Security Audit | Motherboard</a></li>
   <li><a href="https://firstlook.org/theintercept/2015/07/14/communicating-secret-watched/">Chatting in Secret While We're All Being Watched - firstlook.org</a></li>
   <li><a href="https://signal.org/android/apk/">Advanced users with special needs can download the Signal APK directly. Most users should not do this under normal circumstances.</a></li>
 </ul>
 
-<!-- Updating the Tor binary included with Ricochet -->
-<h3 id="ricochetTor" class="anchor"><a href="#ricochetTor"><i class="fas fa-link anchor-icon"></i></a> Updating the Tor binary included with Ricochet</h3>
-
-Currently there are no known vulnerabilities with Ricochet. The software is safe to use as long as you update the included Tor binary to the latest version.
-
-<ol class="long-string-list">
-  <li>Download the <a href="/browsers/#browser"><i class="fas fa-link"></i> Tor Browser</a>.</li>
-  <li>Run the Tor Browser installer or extract package for your platform. Windows (.exe), MacOSX (.dmg) and Linux (.tar.bz2).</li>
-  <li>Copy the Tor binary or create a symbolic link to it: </li>
-  <br>
-  <ul>
-      <li><strong>Windows: </strong>Copy the Tor binary included with the Tor Browser and overwrite the old one included with Ricochet.</li>
-      <ul>
-          <li>Tor Browser binary: <code>%HOMEPATH%\Desktop\Tor Browser\Browser\TorBrowser\Tor\tor.exe</code></li>
-          <li>Ricochet's included binary: <code>%HOMEPATH%\Desktop\Ricochet\tor.exe</code></li>
-      </ul>
-      <br>
-      <li><strong>MacOSX: </strong>Assuming you copied the <code>Tor Browser.app</code> and <code>Ricochet.app</code> from their respective .dmg install media to <code>/Applications</code>: <br>
-          Create a symbolic link to the Tor binary in Terminal. Ricochet will continue to use the up to date version of the Tor binary when you update the Tor Browser Bundle.</li>
-      <ul>
-          <li><code>rm ~/Applications/Ricochet.app/Contents/MacOS/tor <br>
-                    ln -s ~/Applications/Tor\ Browser.app/Contents/Resources/TorBrowser/Tor/tor \ <br>
-                          ~/Applications/Ricochet.app/Contents/MacOS/tor</code>
-          </li>
-      </ul>
-      <br>
-      <li><strong>Linux: </strong>Assuming you extracted the Tor Browser Bundle and Ricochet tarball to your home directory:</li>
-      <ul>
-          <li><code>rm ~/ricochet/tor <br>
-                    ln -s ~/tor-browser_en-US/Browser/TorBrowser/Tor/tor ~/ricochet/tor</code>
-          </li>
-      </ul>
-  <ul>
-</ol>