pfSense

Bump up the year in the Copyright notice.

Remove deprecated function use of xml_parser_free()

As of PHP 8.0.0, the function has no effect and is no longer needed.

Clean up diffs

Update the years in the Copyright notice.

Update copyright years to include 2023

Rector direct global g accesses

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 copyright message years to reflect BSDP -> ESF -> Netgate

Update copyright notices to 2019. Happy New Year

Update the Copyright notice for pfSense.

Move copyright from ESF to Netgate

Move to Apache License 2.0

Review license / copyright on all files (final round)

Review license / copyright on all files (1st round)

Update license on files from /etc/inc

etc inc delete $Id comments

and bits of white space.
Note: There are plenty of files still with old-format copyright sections
in here.

Move main pfSense content to src/