remove double text

already exists in function

add PHP version as a variable (nextcloud#836)

check if the version is equal to or greater than

fix nextcloud#795 (nextcloud#811)

show password in case it fails later on

fix calculate_php_fpm (nextcloud#783)

use local image

cannot stat /etc/netplan/01-netcfg.yaml (nextcloud#736)

update shortlink (nextcloud#722)

set static IP if DHCP doesn't work (nextcloud#697)