Add Fediverse links

Author: progval

_includes/menu.html

@@ -31,6 +31,7 @@
         </li>
         <li class="iconsep"><a href="{{ site.github.owner_url }}" title="View on GitHub"><span class="fa fw-fw fa-github"></span></a></li>
         <li class="iconsep"><a href="https://twitter.com/ircv3" title="IRCv3 on Twitter"><span class="fa fw-fw fa-twitter"></span></a></li>
+        <li class="iconsep"><a href="https://mastodon.social/@ircv3" title="IRCv3 on the Fediverse"><span class="fa fw-fw fa-mastodon"></span></a></li>
         <li class="iconsep{% if current[0] == 'contact.html' %} active{% endif %}"><a href="{{ site.baseurl }}/contact.html" title="Contact"><span class="fa fw-fw fa-comments" aria-hidden="true"></span></a></li>
       </ul>
       <a class="navbar-dropper mobile" href="#" onclick="document.getElementById('navbar-links').className == 'links' ? document.getElementById('navbar-links').className += ' dropped' : document.getElementById('navbar-links').className = 'links'" aria-label="Toggle navigation"><b class="fa fa-bars" aria-hidden="true"></b></a>

_layouts/default.html

@@ -64,6 +64,7 @@
             </a></li>
             <li class="iconsep"><a href="{{ site.github.owner_url }}"><span class="fa-brands fw-fw fa-github"></span></a></li>
             <li class="iconsep"><a href="https://twitter.com/ircv3"><span class="fa-brands fw-fw fa-twitter"></span></a></li>
+            <li class="iconsep"><a href="https://mastodon.social/@ircv3"><span class="fa-brands fw-fw fa-mastodon"></span></a></li>
           </ul>
         </div>
       </div>

charter.md

@@ -71,6 +71,7 @@ Ownership of the resources of the IRCv3 WG are spread across several contributor
 | `ircv3.org` domain | jwheare |
 | `#ircv3` channel | dan-, jwheare |
 | @IRCv3 Twitter account | jwheare |
+| @ircv3@mastodon.social | jwheare |
 | GitHub org | DarthGandalf, jwheare |
 | ircv3-mods List | jwheare |
 | Netlify account | DarthGandalf |