Merge remote-tracking branch 'origin/master'

QMPlusServer/tools/array_to_string.go

+package tools
+
+import (
+	"fmt"
+	"strings"
+)
+
+func ArrayToString(array []interface{}) string {
+	return strings.Replace(strings.Trim(fmt.Sprint(array), "[]"), " ", ",", -1)
+}