Routes V2 : fleet management and warehouses

[Atala]

issue : coopcycle/coopcycle#11
design : https://www.figma.com/file/ywk04PkPzRbZOZBKNCxLjz/Routes-with-weight?type=design&node-id=0-1&mode=design&t=Odp1bdYHG9WP4wJJ-0

core concepts :

• add bikes
• add trailers
• add warehouses, a bike is linked to a warehouse (= where the rider starts its tasks list)
• improve optimizer based on this (+ weight and volume units from package)

@Paul-Eraman-CoopCycle

• idea from antoine : as we know the warehouse where the courier starts form, we could now display differently the tasks that are at the warehouse differently (like add a home icon or something)

here at rayon9 warehouse rue de mulhouse :

• DBSchenker is configured with a shop, which has an adress which is typically the coop warehouse.

• add the notion of "default warehouse" for coops which may have two