Twmoji Smileys:
The graphics are licensed under the CC-BY 4.0 license:
https://creativecommons.org/licenses/by/4.0/
https://github.com/twitter/twemoji
The graphics are licensed under the CC-BY 4.0 license:
https://creativecommons.org/licenses/by/4.0/
https://github.com/twitter/twemoji