Fix arrival at isochron
Disruption: change disruption query from string to int
Disruption: lint
Disruption: add filter on period
Fix sign of access duration on destination points
Disruption: add one test
Disruption: add test on publication date filter
Disruption: correction after review
Disruption: rename publciation_datetime api param

remaned to _current_datetime, since taht param will have to be added
everywhere
Jormungandr: add the display_duration in the connection api
Disruptions: add a TODO
Merge pull request #788 from kinnou02/connection_api

Jormungandr: add the display_duration in the connection api
Merge pull request #773 from antoine-de/add_param_disruption

Disruption: Add param disruption
Merge pull request #759 from djludo/nm_planner

Fix arrival at isochron
kraken: aggregate odt
kraken: refactoring
kraken: aggregate odt for line and route objects
kraken: remove get_odt_level from journeypattern
kraken: delete get_odt_level and corrections of tests