message: Deduplicate recent emoji
diff: @@ -47,10 +47,10 @@ class EmojiPicker extends React.Component {
  viewportHeight: 280,
  };
  - // Convert recent emoji characters to emoji data, removing unknowns.
  - this.recentlyUsed = recent.get()
  + // Convert recent emoji characters to emoji data, removing unknowns and duplicates
  + this.recentlyUsed = Array.from(new Set(recent.get()
  .map(unicode => getEmojiFromUnicode(unicode))
  - .filter(data => !!data);
  + .filter(data => !!data)));
  this.memoizedDataByCategory = {
  recent: this.recentlyUsed,
  ...DATA_BY_CATEGORY,
  