6 commits

Author	SHA1	Message	Date
Kijin Sung	e96ac0ba7a	Add function to get relative timestamp up to many years, with unit tests	2016-05-26 16:41:20 +09:00
Kijin Sung	3ee6eaa363	Fix incorrect value of DateTime::formatTimestamp() if timestamp is not given	2016-05-23 23:43:04 +09:00
Kijin Sung	b7c921bd0a	Add DateTime::formatTimestamp() method using the internal timezone	2016-02-12 09:09:03 +09:00
Kijin Sung	aaa3e25ad5	Implement more precise timezone handling in edge cases	2016-02-11 21:27:36 +09:00
Kijin Sung	c27da2ed24	Port all time-related functions to new timezone handling system	2016-02-04 09:39:09 +09:00
Kijin Sung	d5ba13d7e1	Improve internal timezone handling	2016-02-04 09:11:56 +09:00