feat(Go-Tool)：创建timed包相关时间操作工具，实现时间戳、时间格式化操作。创建timed测试类

util/timed/TimeCompareUtil.go

@@ -0,0 +1,27 @@
+/*
+ *  @Author : huangzj
+ *  @Time : 2020/5/7 12:00
+ *  @Description： 时间比较工具
+ */
+
+package timed
+
+func IsBefore(timestamp, compareStamp int64) bool {
+	return timestamp < compareStamp
+}
+
+func IsAfter(timestamp, compareStamp int64) bool {
+	return timestamp > compareStamp
+}
+
+func IsSameTime(timestamp, compareStamp int64) bool {
+	return timestamp == compareStamp
+}
+
+func IsDiffTime(timestamp, compareStamp int64) bool {
+	return !IsSameTime(timestamp, compareStamp)
+}
+
+func IsBetween(timeStamp, compareBefore, compareAfter int64) bool {
+	return timeStamp >= compareBefore && timeStamp <= compareAfter
+}