Search for delivered pallets by customer.
Formatting.
Fix Pallet model bug where pallets weren't being marked as blocked.  Refactor the search results pallet list into a reusable view.
Block pallets functionality.
Fix up toStrings (for models with arrays), and add type verification of arguements to each constructor.
Update PalletController's getFree method.
Implement an OrderController and related models; fix a bug in the Recipe model.