Merge pull request #25 from fishermanswharff/master

More Better JSON Rendering
Merge pull request #26 from fishermanswharff/master

updating carts and line-items
created new seed data. Ran migration to add product id to options. Created relationships to options
Merge pull request #27 from shaai/master

created new seed data. Ran migration to add product id to options. Creat...
seeds and product model