Add structured_list helper
Parsing and testing of Order Items
Parsing quantities as integer
Merge pull request #1 from papercavalier/order_item_test

Parsing and testing of Order Items
Merge branch 'master' into client

* master:
  Parsing quantities as integer
  Parsing and testing of Order Items
Extract structured list to a class
Add a Request Params class
Refactor request parameters
params
str list
Remove obsolete file
Add order requests
Bump peddler
Ignore Gemfile.lock