Remove Twitter POSSE support

resources/views/likes/show.blade.php

@@ -4,7 +4,4 @@
 
 @section('content')
     @include('templates.like', ['like' => $like])
-
-    <!-- POSSE to Twitter -->
-    <a href="https://brid.gy/publish/twitter"></a>
 @stop

resources/views/notes/show.blade.php

@@ -46,8 +46,6 @@
                 </p>
 @endforeach
 @endif
-                <!-- this empty tags are for https://brid.gy’s publishing service -->
-                <a href="https://brid.gy/publish/twitter"></a>
 @stop
 
 @section('scripts')

resources/views/templates/bookmark.blade.php

@@ -26,7 +26,4 @@
             @endforeach
         </ul>
     @endif
-    <p class="p-bridgy-twitter-content">🔖 {{ $bookmark->url }} 🔗 {{ $bookmark->longurl }}</p>
-    <!-- these empty tags are for https://brid.gy’s publishing service -->
-    <a href="https://brid.gy/publish/twitter"></a>
 </div>

resources/views/templates/note.blade.php

@@ -26,11 +26,6 @@
                 @endif
             @endforeach
         </div>
-        @if ($note->twitter_content)
-            <div class="p-bridgy-twitter-content">
-                {!! $note->twitter_content !!}
-            </div>
-        @endif
         <div class="note-metadata">
             <div>
                 <a class="u-url" href="/notes/{{ $note->nb60id }}">