Update the Copyright year of the files owned by Rubicon/Netgate.
Update the Copyright year.
A subsequent commit will deal with .po's.
This is 2020. Issue #9245
Fix random typos
Fix copyright message years to reflect BSDP -> ESF -> Netgate
Update copyright notices to 2019. Happy New Year
Fixed a warning on status > dhcpv6 leases parameter 2 expected to be a string.
Follow-up to syntax, file order and other changes