Add octicon to Gist notification

src/packages/gists/lib/gists.coffee

@@ -20,6 +20,7 @@ module.exports =
       success: (response) ->
         pasteboard.write(response.html_url)
         notification = $$ ->
-          @div "Gist #{response.id} created", class: 'gist-notification'
+          @div class: 'gist-notification', =>
+            @span "Gist #{response.id} created"
         rootView.append(notification.hide())
         notification.fadeIn().delay(1800).fadeOut(complete: -> $(this).remove())

src/packages/gists/stylesheets/gists.css

@@ -4,8 +4,24 @@
   left: 50%;
   margin-left: -5%;
   z-index: 99;
-  padding: 10px;
+  padding-left: 5px;
+  padding-right: 10px;
   -webkit-box-shadow: 0px 0px 5px 5px #222;
   color: #FFF;
   background-color: #444;
 }
+
+.gist-notification span {
+  position: relative;
+  top: -8px;
+}
+
+.gist-notification:before {
+  font-family: 'Octicons Regular';
+  font-size: 32px;
+  width: 32px;
+  height: 32px;
+  margin-right: 5px;
+  -webkit-font-smoothing: antialiased;
+  content: "\f08c";
+}