Switch from EmojiOne to Twemoji, different emoji picker (#5046)

* Switch from EmojiOne to Twemoji, different emoji picker

* Make emoji-mart use a local spritesheet

* Fix emojify test

* yarn manage:translations

app/javascript/mastodon/locales/hr.json

@@ -67,13 +67,17 @@
   "embed.instructions": "Embed this status on your website by copying the code below.",
   "embed.preview": "Here is what it will look like:",
   "emoji_button.activity": "Aktivnost",
+  "emoji_button.custom": "Custom",
   "emoji_button.flags": "Zastave",
   "emoji_button.food": "Hrana & Piće",
   "emoji_button.label": "Umetni smajlije",
   "emoji_button.nature": "Priroda",
+  "emoji_button.not_found": "No emojos!! (╯°□°）╯︵ ┻━┻",
   "emoji_button.objects": "Objekti",
   "emoji_button.people": "Ljudi",
+  "emoji_button.recent": "Frequently used",
   "emoji_button.search": "Traži...",
+  "emoji_button.search_results": "Search results",
   "emoji_button.symbols": "Simboli",
   "emoji_button.travel": "Putovanja & Mjesta",
   "empty_column.community": "Lokalni timeline je prazan. Napiši nešto javno kako bi pokrenuo stvari!",