don't save roots of old contracts
don't save roots of old contracts

mtlynch/Sia,NebulousLabs/Sia,NebulousLabs/Sia,ericflo/Sia,ChrisSchinnerl/Sia,MrStrong/Sia,mharkus/Sia,mtlynch/Sia,MrStrong/Sia,mharkus/Sia,ChrisSchinnerl/Sia,ericflo/Sia