setup/clone/utility/group_append

ssh-key:x:555:pi,sats
sats:x:666:sats,gpio
Added utility/ folder not to repeat large .. 2017-01-23 13:53:48 +00:00			`ssh-key:x:555:pi,sats`
[Fixed] Add to `gpio` group also 2017-02-18 10:00:38 +00:00			`sats:x:666:sats,gpio`