added additional parsing test for may_28_at_5_32_19pm
added support for parsing 7_weeks_and_6_days_from_now
ignoring ncrunch projects
'last day of next month' and 'last day of this month' are parsed correctly
added When fluent testing API
testing leap year handing by GRGR handler using new fluent API
parsing last day of last/this/next week with first day of wee configurable
additional tests for 'first day of this week'
* closed #4
* tested additional scenarios like: last day of last/this/next week
* added first day of month option