Add "WitnessOnlyWitnessAccount" to IsPow2Witness() definition for accounts.
Add "WitnessOnlyWitnessAccount" to IsPow2Witness() definition for accounts.

nlgcoin/guldencoin-official,nlgcoin/guldencoin-official,nlgcoin/guldencoin-official,nlgcoin/guldencoin-official,nlgcoin/guldencoin-official,nlgcoin/guldencoin-official