Added suggested syntactical changes

Author: Kotambkar

private/protocol/json/jsonutil/build.go

@@ -230,7 +230,7 @@ func buildScalar(v reflect.Value, buf *bytes.Buffer, tag reflect.StructTag, pare
 
 			ts, err := protocol.FormatTime(format, converted)
 			if err != nil {
-				return fmt.Errorf("%v",err)
+				return err
 			}
 			if format != protocol.UnixTimeFormatName {
 				ts = `"` + ts + `"`

private/protocol/query/queryutil/queryutil.go

@@ -259,9 +259,9 @@ func (q *queryParser) parseScalar(v url.Values, r reflect.Value, name string, ta
 
 		t, err := protocol.FormatTime(format, value)
 		if err != nil {
-			return fmt.Errorf("%v",err)
+			return err
 		}
-		v.Set(name,t)
+		v.Set(name, t)
 	default:
 		return fmt.Errorf("unsupported value for param %s: %v (%s)", name, r.Interface(), r.Type().Name())
 	}

private/protocol/rest/build.go

@@ -329,9 +329,9 @@ func convertType(v reflect.Value, tag reflect.StructTag) (str string, err error)
 				format = protocol.ISO8601TimeFormatName
 			}
 		}
-		str,err = protocol.FormatTime(format, value)
+		str, err = protocol.FormatTime(format, value)
 		if err != nil {
-			return "",fmt.Errorf("%v",err)
+			return "", err
 		}
 	case aws.JSONValue:
 		if len(value) == 0 {

private/protocol/xml/xmlutil/build.go

@@ -285,7 +285,7 @@ func (b *xmlBuilder) buildScalar(value reflect.Value, current *XMLNode, tag refl
 		}
 		str, err = protocol.FormatTime(format, converted)
 		if err != nil {
-			return fmt.Errorf("%v",err)
+			return err
 		}
 	default:
 		if value.Kind() != reflect.String {