Documentation: Accepted Formats

[akvadrako]

Hi - I just picked up this class and it looks quite good, but I would really like some end user documentation on the allowed formats and how they correspond to ranges. For now, the best I can find is:

https://github.com/samtingleff/jchronic/blob/master/src/test/java/com/mdimension/jchronic/ParserTest.java
http://chronic.rubyforge.org