[Web] Opt-In for third party ip_check

data/web/lang/lang.en-gb.json

@@ -206,6 +206,9 @@
         "include_exclude": "Include/Exclude",
         "include_exclude_info": "By default - with no selection - <b>all mailboxes</b> are addressed",
         "includes": "Include these recipients",
+        "ip_check": "IP Check",
+        "ip_check_disabled": "IP check is disabled. You can enable it under<br> <strong>System > Configuration > Options > Customize</strong>",
+        "ip_check_opt_in": "Opt-In for using third party service <strong>ipv4.mailcow.email</strong> and <strong>ipv6.mailcow.email</strong> to resolve external IP addresses.",
         "is_mx_based": "MX based",
         "last_applied": "Last applied",
         "license_info": "A license is not required but helps further development.<br><a href=\"https://www.servercow.de/mailcow?lang=en#sal\" target=\"_blank\" alt=\"SAL order\">Register your GUID here</a> or <a href=\"https://www.servercow.de/mailcow?lang=en#support\" target=\"_blank\" alt=\"Support order\">buy support for your mailcow installation.</a>",
@@ -1016,6 +1019,7 @@
         "forwarding_host_removed": "Forwarding host %s has been removed",
         "global_filter_written": "Filter was successfully written to file",
         "hash_deleted": "Hash deleted",
+        "ip_check_opt_in_modified": "IP check was saved successfully",
         "item_deleted": "Item %s successfully deleted",
         "item_released": "Item %s released",
         "items_deleted": "Item %s successfully deleted",