Update product model an drequest handler to reflect latest changes to items API
Update inventory model to differentiate between required and optional params
Use consistent language when reporting Integration Exceptions
New version of pricing API was released: version 3
Update pricing model to reflect proper structure of xml doc
Pulled in master branch changes
Updated tests for models that changed
Reverse unintentional change
Mismatch in array index
Merge pull request #7 from antimattr/feature/update-models

Align XML structure of models with sequence defined in XSDs