pfSense

Let he user know if all selected interfaces are down

in the interface statistics widget.
At the moment, if all the selected interfaces are down, the widget will just display no columns. That will make users wonder what happened.
(cherry picked from commit b22fceb2d7973b8c80a55b4ec492819ddd5ae9f9)

Fix interface down in interface statistics widget

If an interface is down, the widget would write the interface description in a column heading but then omit the stats items. So later columns (to the right) would have the headings and stats items out of line....

Redmine #7318 None button for widget filters

(cherry picked from commit fba53b438540eb544c43adf4598e07320a910347)

Handle widgets having no items selected for display

(cherry picked from commit 405dfaad144de90a6e401354b80b82baf5ae3d59)

Remove bonus end td tag in interface statistics widget
(cherry picked from commit 9795332b0e101b4c500c3c75a8ea02325364fc17)

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Add Netgate ID display to system info widget

Avoid invalid arg error when saving WoL widget

when there are no WoL entries
(cherry picked from commit 66a5b767b1b533f6ce508a125404a2d8e3353c41)

Merge pull request #3580 from doktornotor/patch-9