Products and fares support

[stranne]

New functionality available from Västtrafik in 2018 Q1. Dump file on GitHub (2017). Implementation of BoB-specification.

New operations:

• GET /products - Get available products based on filtered parameters
• POST /products - Get available products matching product filter object
• GET /products/{id} - Get product information
• GET /productcat/fares - Get fare categories
• GET /productcat/products - Get product categories
• GET /productcat/traveller - Get traveler categories
• POST /manifest - Create purchase manifest by product identifiers
• GET /manifest/{manifestId} - Get previous created products manifest