* Always process DNS and DHCP settings in installer * Make sure dnsmasq config exists before modifying it Signed-off-by: Mcat12 <newtoncat12@yahoo.com> * Make sure the dnsmasq config directory exists Signed-off-by: Mcat12 <newtoncat12@yahoo.com> * Only remove the DHCP config if it exists (fixes tests, hopefully) Signed-off-by: Mcat12 <newtoncat12@yahoo.com>