Upgrade to Node 12
Upgrade to Node 12

Node.js 8.x will be reaching its end of life at the end of the month. It
was convenient that Ubuntu Bionic had this LTS package available for
direct installation, but it's time to upgrade.

Node 12 reaches its EOL in April of 2022.

DavidCain/mitoc-ansible,DavidCain/mitoc-ansible,DavidCain/mitoc-ansible