Kevin Utz

Make sure we have a _valid_ list ID before showing the form.

See issue: https://wordpress.org/support/topic/yoast-doesnt-recognise-content-in-tabs/#post-11405587

https://wordpress.org/support/topic/translating-tabs-with-wpml/#post-11222675

Allow the editor to work correctly for users who have their "default to text mode" profile option checked