Teifion/human_time — pull request #4 by vasilcovsky (2013-12-24 02:41:55+00:00)
Title: Added support of expression "end of month"

__end of month__ or __end of month at __ - returns sequence of
the latest day for each month.

Also removed word “every” from regexp to allow specify expression in
flexible form like “end of every month” or “every end of month”