Kraken: We want to favoritize normal vj against stay_in vj

So we apply vj stay_in after applying normal vjs
Kraken: add failing in dev
Kraken: add a RoutingState, so it's more readable
Jormungandr: add CORS support
tyr: add configuration for minium duration of bss in destineo
destineo: add a minimum duration for the bss fallback
tyr: set the default value for "destineo_min_bike" at 4 minutes

This will only change the value for newly created instance.
With 5 minutes there was something like 200 meters that was not covered
by the walk and the bike.
Jormungandr: enhance CORS configuration
Protobuf: vehicle journey type is now optional
Jormungandr: handle no vehicle journey type in decorator
Kraken: add test on waiting section with estimated date time
Kraken: fix waiting section with estimated datetime
Merge pull request #748 from l-vincent-l/jormungandr_cors

Jormungandr: add CORS support
Merge pull request #751 from kinnou02/destineo_min_bss

minimum duration of bss for destineo
Kraken: fix name of route in route_schedules
Kraken: add test filling of direction of pt_display_info
Kraken: add comment about stay_in vj
Kraken: small fix in raptor_api
Fix arrival at isochron
Tyr: add param to give a file name for the data.nav.lz4

This param can be given in the delivery process  to reduce downtime