Switch ReplaceAll for Replace to support older go versions

main.go

@@ -67,16 +67,16 @@ func String(duration time.Duration, precision string) string {
 //	fmt.Println(human_duration.ShortString(time.Hour*24), human_duration.Hour)
 func ShortString(duration time.Duration, precision string) string {
 	str := String(duration, precision)
-	str = strings.ReplaceAll(str, " ", "")
-	str = strings.ReplaceAll(str, "years", "y")
-	str = strings.ReplaceAll(str, "year", "y")
-	str = strings.ReplaceAll(str, "days", "d")
-	str = strings.ReplaceAll(str, "day", "d")
-	str = strings.ReplaceAll(str, "hours", "h")
-	str = strings.ReplaceAll(str, "hour", "h")
-	str = strings.ReplaceAll(str, "minutes", "m")
-	str = strings.ReplaceAll(str, "minute", "m")
-	str = strings.ReplaceAll(str, "seconds", "s")
-	str = strings.ReplaceAll(str, "second", "s")
+	str = strings.Replace(str, " ", "", -1)
+	str = strings.Replace(str, "years", "y", 1)
+	str = strings.Replace(str, "year", "y", 1)
+	str = strings.Replace(str, "days", "d", 1)
+	str = strings.Replace(str, "day", "d", 1)
+	str = strings.Replace(str, "hours", "h", 1)
+	str = strings.Replace(str, "hour", "h", 1)
+	str = strings.Replace(str, "minutes", "m", 1)
+	str = strings.Replace(str, "minute", "m", 1)
+	str = strings.Replace(str, "seconds", "s", 1)
+	str = strings.Replace(str, "second", "s", 1)
 	return str
 }