fix travis-ci complaints

runwait/run_wait.go

@@ -7,7 +7,7 @@ package main
 // 	"github.com/simple-rules/harmony-benchmark/waitnode"
 // )
 
-// func main() {
+func main() {
 // 	ip := flag.String("ip", "127.0.0.0", "IP of the node")
 // 	port := flag.String("port", "8080", "port of the node")
 // 	flag.Parse()
@@ -15,4 +15,4 @@ package main
 // 	idcpeer := p2p.Peer{Ip: "localhost", Port: "9000"} //Hardcoded here.
 // 	node := waitnode.New(peer)
 // 	node.ConnectIdentityChain(idcpeer)
-// }
+}