'the 1st of next month' not parsed correctly

[pmwheatley]

Chronic.parse('the 1st of next month') returns the first of this month.
Chronic.parse('the 1st day of next month') returns the correct date.

irb(main):007:0> Chronic.parse('the 1st of next month')
2014-03-01 12:00:00 +0100
irb(main):008:0> Chronic.parse('the 1st day of next month')
2014-04-01 12:00:00 +0200