Refactor inventory routes
Add XML dependencies and clean-up formatting
Update XML to use products as root (not inventory)
Update context data service to use real XML data
Refactor the invetory view
Add navigation bar to layout
Add simple prediction model and tie everything together
Merge pull request #6 from thierer1/service-foundation

Add simple prediction model
Merge pull request #7 from is603fa14/service-foundation

Merge service foundation into DEV