kraken : rename odt_active
kraken : modify is_odt type in journeypattern object
kraken : refactoring ptref
kraken : add argument odt_level in ptref of line
jormungandr : odt_level in ptref
kraken : Add odtlevel in disruption api
jormungandr : add odtlevel in disruption API
kraken : test of OdtLevel
kraken : correction of merge
kraken : remove odtlevel from disruption PAI
jormungandr : remove odtlevel from disruption API
jormungandr : OdtLevel for lines collection
jormungandr : add new empty ligne
PTReferential: ForbiddenUri

We don't use unknown forbidden type object as a filter.
kraken : filter linelist by odt level
jormungandr : correction message
kraken : refactoring ptref
jormungandr : message odt level in ptref
Jormungandr: Add param show_codes to v0/Ptref
Visu: removal

visu was not used anymore, and had difficult dependencies => removed