pfSense

Revise firewall schedule delete for MVC

Change pkg install variable references. Fixes #11290

• For whatever reason, PHP was failing to copy certain values into
  $pkg_data which was a reference to the pkg configuration, so drop that
  and use the $config variable directly.
• While here, fix initialization of pkg tab contents...

Fix state table content sorting. Fixes #11852

OpenVPN Wizard: Enable exit_notify by default

Follow up with fix for ticket #11684 and also enable it on server
tunnels created using wizard

Simplify logic: no functional changes

Outbound NAT: Fix rule duplication - #11981

- firewall_nat_out.inc: Declare $after as a global variable otherwise
duplicate rule will always end up at the bottom
- Do not set $id and $after with dup parameter value when save button
was pressed or it will replace rule instead of duplicate it

Adjust validation for MVC

Revise top/bottom outbound rule addition

Simplify getting automated rules

AutoConfigBackup schedule custom hour value fix. Issue #11946