Fix big emoji in Thunderbird and Ubuntu 18.04
sudo apt-get install fonts-symbola
Found here: https://ubuntu-mate.community/t/thunderbird-with-huge-icons-emoticons-mate-18-04/16249/23
sudo apt-get install fonts-symbola
Found here: https://ubuntu-mate.community/t/thunderbird-with-huge-icons-emoticons-mate-18-04/16249/23