[ADD] Travel Model
[ADD] airline module
[ADD] airport module
[ADD] railwaystation module
[IMP] Split scripts and name updates to travel
[ADD] Travel Journey Module
[ADD] Travel plane module
[IMP] Add states to travel and view
[ADD] adds travel_view in travel module
[MRG] Partner view modifications
[IMP] passenger_ids are now one2many
[IMP] travel passenger form
[IMP] Form view for journey + small UI and xml formatting changes
[IMP] add view for travel_journey module
[IMP] inherits travel_passenger_journey_form_view
[ADD] adds tests directory
[IMP] Basic travel tests
[ADD] Added translation, field names, added country field
Added travel classes, visa and baggage info
Renamed travel_plane to travel_journey_plane