Change registerWitness to not use undefined, if anything ever goes wrong, we'll get a far better error message
Change registerWitness to not use undefined, if anything ever goes wrong, we'll get a far better error message

nh2/shake,nh2/shake,ndmitchell/shake,nh2/shake,ndmitchell/shake,ndmitchell/shake,ndmitchell/shake,ndmitchell/shake,nh2/shake,ndmitchell/shake,nh2/shake