Remove some rule differences which aren't needed with testnet3.
Remove some rule differences which aren't needed with testnet3.

Bip16 and Bip30 had early activation dates for testnet, but
with the reset they might as well use the same dates as
the main network.

MidasPaymentLTD/midascoin,MidasPaymentLTD/midascoin,MidasPaymentLTD/midascoin,MidasPaymentLTD/midascoin,MidasPaymentLTD/midascoin