Support emojis in display name, bio

app/assets/javascripts/components/emoji.jsx

@@ -0,0 +1,9 @@
+import emojione from 'emojione';
+
+emojione.imageType    = 'png';
+emojione.sprites      = false;
+emojione.imagePathPNG = '/emoji/';
+
+export default function emojify(text) {
+  return emojione.unicodeToImage(text);
+};