pfSense

Add product_label global variable

Introduce product_label global variable, by default with same value of
product_name. The idea is to make it easier for rebranded products to
change the name on all visual texts while internal structures are
preserved.

While here, remove deprecated $g['platform'] and also replace places...

Remove unused variable

Remove use of deprecated $g['platform']

Remove (harmless) double / in file path

Fixed #11144 by verifying correct generation of userkey

Allow to select VXLAN interfaces for VLAN. Fixes #11143

Do not restart Unbound on OpenVPN client connection. Implemets #11129

Do not run rc.newwanip if received DHCP address has not changed. Fixes #11142

Hide VTI interfaces from Interface Group member list. Issue #11134

Pass correct parameter to create a new VXLAN interface.