Add possibility to link to mastodon

app/assets/stylesheets/mastodon.css.scss

@@ -0,0 +1,45 @@
+@font-face {
+  font-family: 'mastodon';
+  src: font-url('mastodon.eot');
+  src: local('☺'),
+       font-url('mastodon.otf') format('opentype'),
+       font-url('mastodon.woff') format('woff'),
+       font-url('mastodon.ttf') format('truetype'),
+       font-url('mastodon.svg') format('svg');
+  font-weight: normal;
+  font-style: normal;
+}
+
+ [class^="icon-"]:before, [class*=" icon-"]:before {
+  font-family: "mastodon";
+  font-style: normal;
+  font-weight: normal;
+  speak: none;
+
+  display: inline-block;
+  text-decoration: inherit;
+  width: 1em;
+  margin-right: .2em;
+  text-align: center;
+  /* opacity: .8; */
+
+  /* For safety - reset parent styles, that can break glyph codes*/
+  font-variant: normal;
+  text-transform: none;
+
+  /* fix buttons height, for twitter bootstrap */
+  line-height: 1em;
+
+  /* you can be more comfortable with increased icons size */
+  /* font-size: 120%; */
+
+  /* Font smoothing. That was taken from TWBS */
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+
+  /* Uncomment for 3D effect */
+  /* text-shadow: 1px 1px 1px rgba(127, 127, 127, 0.3); */
+}
+
+.icon-mastodon:before { content: '\e800'; } /* '' */
+.icon-mastodon_alt:before { content: '\e801'; } /* '' */