Update install script#1176

Merged

wtgee merged 3 commits intopanoptes:developfrom

wtgee:update-install-script

Aug 22, 2022

Commits on Aug 22, 2022

* use htpdate instead of ntpdate and use google.com as the time server.
wtgee
committed
* Install pocs from local repo.
wtgee
committed
* Install `supervisor` and use instead of `systemd` so `panoptes` user has better control of config file.
wtgee
committed