CoopConsumer: Fix --unregister command.
CoopConsumer: Fix --unregister command.

DB function has 4 arguments not 3

tarvip/skytools,overdrive3000/skytools,tarvip/skytools,markokr/skytools,markokr/skytools,overdrive3000/skytools,tarvip/skytools,markokr/skytools,overdrive3000/skytools