pfSense

Tidy up filenames

Make sure the filenames represent the actual file

(cherry picked from commit 6173d1f5a5ed50b8c8a8523b1eb6824f7c9c1ae6)

Code style and comments

No functional change - just making style consistent

(cherry picked from commit 9d3e8723171c727cf43338bd8e95ab2bb7e6a66c)

Fixed #6703

(cherry picked from commit e5343844c6de78feafae9e601b25bdf31f114a50)

Fixed #6704

(cherry picked from commit fd778d8bef8ea3b0e5dcc8007de242b6e2ac6d5a)

Review license / copyright on all files (final round)

Always use require_once

The usage of require() and require_once() throughout the system is
inconsistent, and "bugs" come up now and then when the order of
"requires" is a bit different and some require() happens after the
include file is already included/required....

(diag > edit file) page styling

FIlebrowser package moved to vendor direcroty

Bring some consistency to the way most buttons are displayed (color, icons, etc). Ticket #5965

Still need to review Advanced buttons and Repeatable block buttons.

HTML Compliance - Diagnostics / Edit File

Attribute width not allowed on element input at this point.
<input type=number id=gotoline width=6>
Width attribute is only valid on input element for type image.
Changed to use size attribute.

Stray end tag input....

Allow user to dismiss diag_edit messages

Previously the close 'x' was displayed, but after this code was changed to use print_info_box() the close 'x' was not being displayed.

Changes for diag_edit rename

Renamed exec.php and edit.php