reduce default location collecting TO

make ssh setup -k compatible, putting the key inside user's .ssh folder instead of root's
fix a typo preventing drivers update from working
change git installation procedure to a more versatile one
make host update ask for local superuser password
gps setup, handle EP4 serial console (needs to be off)
add rp4 usb wifi adapters naming for rp4 (compatible with rp5 too)
update docs