…e modifier. Added final and @ tokens

…rs before noon'

…n larger strings. Necessary tree walking changes are on the way

…3 21:00 to in 5 days'

… day of 2009', 'first to last day of 2 septembers from now'

…ommas in conjunctions, more tests

…rmation

is inherited by previously captured dates with no time information.

fixes joestelmach#86

Fixes joestelmach#46

…ach#73

* Add prefix / suffix retrieval and isDateInferred to DateGroup
* Correct off by one getPostion() values in DateGroup, and expose a new getAbsolutePosition()
* Simplify and improve searching algorithm (fixes joestelmach#111, fixes joestelmach#90)

Fixes joestelmach#116

Allow any slf4j backend to be used instead of always bringing in log4j.

Make log4j test only dependency.