added some geography functionality
Merge branch 'master' of http://github.com/curt-labs/GoAPI

* 'master' of http://github.com/curt-labs/GoAPI:
  removed some log statements and swapped package quantity back to int
  removed inventory padding
  forgot to add inventory model
  added inventory to part object
  adds cartIntegration controller, models, tests; some CI stuff is already covered by customer_new/price
  added GetLatestParts call
  fixed product tests
  Adds write,update,delete to testimonials