Add Epiphany back

Author: mrego

enable.html

@@ -85,6 +85,15 @@ <h3 class="media-heading"><a href="https://webkit.org/downloads/">WebKit</a></h3
                         </div>
                     </div>
                 </div>
+                <div class="col-sm-6">
+                    <div class="media thumbnail">
+                        <img class="pull-left media-object" src="img/epiphany.png" alt="Epiphany logo">
+                        <div class="media-body">
+                            <h3 class="media-heading"><a href="https://wiki.gnome.org/Apps/Web">Epiphany</a></h3>
+                            <p>Set the environment variable <tt>WEBKITGTK_EXPERIMENTAL_FEATURES</tt>:<br><pre>$ export WEBKITGTK_EXPERIMENTAL_FEATURES="CSS_GRID_LAYOUT=1"</pre></p>
+                        </div>
+                    </div>
+                </div>
             </div>
             <div class="row">
                 <div class="col">