0.2018.0	2017-12-01
	* correct short business days in 2018 from 2017 release
	+ add and correct all days for 2018
	typo

0.2017.2	2017-07-19
	* wrong 2017 short business days

0.2017.1	2017-06-18
	* wrong Independence Day date

0.2017.0	2017-05-06
	initial