pfSense

More array checks.

Correct array depth in is_array check

Add checks when an array its expected to avoid errors from php.

Reported-by: Seth

Break out the advanced system options page into tabs group by categories.
Fold the sysctl tunables page into a tab under the advanced options page.
This reduces the top level menu options by one. There should be no
functional changes.

Major whitespace cleanup. Remove a useless html table.

Major whitespace cleanup. Fix some html table column class mismatches that
made for ugly output

Fix some html table column class mismatches that made for ugly output.

Cleanup some of the authentication code. Fix the problem where you must
navigate away from the initial page twice to get somewhere. Remove some
of the cruft that was no longer used. Don't unconditionally redirect a
user to their homepage if another url was specified pre-login. This will...

Correct all double click action urls in the main IPsec config screens.
Reported by Seth.

Change the text in the privilege table row to read "Assigned Privileges"
instead of "Effective Privileges". This is in contrast to the user page
which also lists group privilege inheritance.