- check new product name for duplicated, don't insert, do update

New Features (Next Release)
--------------------------
- Keep purchase history (add to inventory record)
- Move between lists
- Move between accounts
- Easy remove from list and add to inventory
- Easy remove from inventory and add to list
- Easy remove from inventory
- Repeatable/storable lists
- "ordered" status
- Add item amount/unit smartness based on what other users have entered

Long Term Goals
---------------
- Handle typical expiration time
- ISBN lookup
- Phone based way to take a photo of a bar code when purchased?
- Recipe support (RecipeML?)
  - http://www.recipebridge.com/api
  - http://api.bigoven.com/documentation