-warning
vptranslator: rewrite
vptranslator: use navitia::type::Calendar::ExceptionDate
vptranslator et al: use vptranslator in VehicleJourney output
jormungandr: only print id, name and validity_pattern in Calendar if setted
Merge pull request #785 from TeXitoi/vptranslator

vptranslator: rewrite