Comments to reflect 1-min spacing
Comments to reflect 1-min spacing

nStakeTargetSpacing - 10 minutes in comments erroneously carried over from NovaCoin
yacoin/yacoin,ya4-old-c-coder/yacoin,yacoin/yacoin,yacoin/yacoin,ya4-old-c-coder/yacoin,ya4-old-c-coder/yacoin,ya4-old-c-coder/yacoin,ya4-old-c-coder/yacoin,yacoin/yacoin,yacoin/yacoin