Update copyright notices to 2019. Happy New Year
(cherry picked from commit 0b4c14a491664053aad3cc76e1ffd67b70ff2da1)
Fix bug for rules 'permit ip any any' from LDAP/AD
Update the Copyright notice for pfSense.
Move copyright from ESF to Netgate
Move to Apache License 2.0
Review license / copyright on all files (1st round)
Update license on files from /etc/inc
Move main pfSense content to src/