It seems like it would be useful to have the product type id in the meta data item for cart items. Based on the type of product in a basket will determine for me how the checkout process will operate so I need access to the product type id.
Merge pull request #2 from shipleyr/feature/include-product-type-in-metadata

Added product type ID to cart metadata
add cart helper
Merge branch 'master' of git://github.com/speckcommerce/SpeckCatalogCart