CanalTP/navitia — pull request #573 by antoine-de (2014-09-19 09:33:23+00:00)
Title: Jormungandr: change date parse library

datetime parse date seems broken, '155' with format '%H%M%S' is not
rejected but parsed as 1h, 5mn, 5s...

so use use for the input date parse dateutil even if the 'guess'
mechanism seems a bit dangerous