Merge pull request #83 from shxsun/master

In go version 1.0.3 will call build error

@@ -137,7 +137,7 @@ func GetInitListner(tcpaddr *net.TCPAddr) (l net.Listener, err error) {
 	countStr := os.Getenv(FDKey)
 	countStr := os.Getenv(FDKey)
 	if countStr == "" {
 	if countStr == "" {
 		return net.ListenTCP("tcp", tcpaddr)
 		return net.ListenTCP("tcp", tcpaddr)
-	} else {
+	}
 	count, err := strconv.Atoi(countStr)
 	count, err := strconv.Atoi(countStr)
 	if err != nil {
 	if err != nil {
 		return nil, err
 		return nil, err
@@ -148,5 +148,4 @@ func GetInitListner(tcpaddr *net.TCPAddr) (l net.Listener, err error) {
 		return nil, err
 		return nil, err
 	}
 	}
 	return l, nil
 	return l, nil
-	}
 }
 }