* NEW: Setting proposal contact to any in proposal contact dicitonary
* hurl tests and a little general cleanup of proposals api
* testing if the supplied type is in the dictionary
* Unique error codes
* Giving better error messages
* Making hurl tests reasonably identical for: proposals, orders and invoices
* BREAKING proposals, to make it identical with order and invoice + support for non default contacts for orders and invoices just like proposals
* adding the missing global to order and invoice
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Co-authored-by: Jon Bendtsen <xcodeauthor@jonb.dk>