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
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
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
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
kraken: handling crowfly for main_stop_area

If a stop_area is defined as a main_stop_area of a admin we want a
crowfly, even if this stop_area is not in the admin.
Jormungandr: save region of v1/journeys request in stats
Jormungandr: save all called region in stats
Jormungandr: handle empty coverage in stats
fix geolocalization

fix http://jira.canaltp.fr/browse/NAVITIAII-1361
Merge pull request #745 from l-vincent-l/NAVITIAII-1299

Jormungandr: save region of v1/journeys request in stats
Kraken: remove chaos_activate parameter from config

If there is a connection string we activate it
Tyr: ouput ed2nav and nav2rt in different dirs