pfSense

fix logic and replace hard coded value by global

backups should be a numeric int.
text hint for number of backups can now refer to the global value for this platform (and explains how to get that default, by leaving blank)

Give settings section a more helpful/standard title to match other GUI settings tabs

Fix quoting in diag_routes.php, see ticket #6371

Better fix for escaping in ticket #6371

Revert "Status / Services - Status Indicator"

This reverts commit e7161dc3b62b306b57c8d094f93c2ec08c9e0af2.

Merge pull request #2970 from NOYB/Status_/_Interfaces_-_DNS_Servers

Merge pull request #2972 from NOYB/Status_/_Services_-_Status_Indicator

Merge pull request #2969 from marianamorim/add_function_gettext

Merge pull request #2973 from jlduran/pass-block-icons-cp

Fix closing `tbody` tag in Captive Portal's MACs