Updated font file and artwork to Unicode 12. The repo is now Python 3 compatible.
Added flags for:
BL: Saint Barthélemy
BQ: Caribbean Netherlands
MQ: Martinique
RE: Réunion
TF: French Southern Territories
Changed flags for:
XK: Kosovo
FR: France
NL: Netherlands
This release also fixes the people holding hands emoji to work for any combination of skin tone modifiers.