Add ZV check to 'on_member_member_register' hook handler.
Add ZV check to 'on_member_member_register' hook handler.

monooso/campaigner.ee_addon,experience/campaigner.ee_addon,monooso/campaigner.ee_addon,experience/campaigner.ee_addon,experience/campaigner.ee_addon,monooso/campaigner.ee_addon,experience/campaigner.ee_addon,experience/campaigner.ee_addon,monooso/campaigner.ee_addon,monooso/campaigner.ee_addon