* Cherry-pick: Fixing AUTOPAUSE on Raspberry Pi 4s (#708)
* implement autopause interface selection
* concentrate ps calls in function file
* wording and add note about PAPER's etc watchdogs
* Replacing killall with pkill and ps -a to ps -ax
* Adding net-tools and removing -q from pkill
* Missed the resume.sh
* Christ there's a lot of ps calls
* Adding -x to health.sh, replacing killall with pkill in sudoers-mv, and replacing su-exec with gosu in knockd-config.cfg
Co-authored-by: sean.sullivan.ctr@progeny.net <sean.sullivan.ctr@progeny.net>