fix golint

cmd/harmony.go

@@ -246,7 +246,7 @@ func main() {
 		if consensus.IsLeader {
 			currentNode.State = node.NodeLeader
 		} else {
-			// go currentNode.JoinShard(leader)
+			go currentNode.JoinShard(leader)
 		}
 	}
 

node/contract.go

@@ -14,6 +14,7 @@ import (
 	"github.com/harmony-one/harmony/internal/utils/contract"
 )
 
+// Constants related to smart contract.
 const (
 	FaucetContractBinary      = "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"
 	FaucetContractFund        = 8000000

node/node.go

@@ -95,6 +95,7 @@ const (
 	inSyncThreshold   = 1
 )
 
+// TotalInitFund is the initial total fund to the faucet.
 const TotalInitFund = 9000000
 
 const (