• Update translations from zanata (de, pl updated)
• Add a “--version” command line option to emoji-picker
• itb_emoji.py: Also read emoji-test.txt (from unicode.org)
• emoji-picker: Set default font to first available in
  ['Noto Color Emoji', 'Emoji One', 'Symbola']
• Small parsing improvement of emoji-sequences.txt
• Add support to either use U+FE0F VARIATION SELECTOR-16 in emoji sequences or not
• emoji-picker: Show “∅ Search produced empty result.” when nothing matches in a search