Generate Rspec folders.
Install nyan-cat-formatter
Add product_spec file
Generate products Model
Generate Product model
Add Product#list_colors & #list_sizes
Generate Order model
Generate Order model and tests
Add product info storage methods to Order

- Order#pack_products converts array of hashes to string
- Order#unpack_products converts string to array of hashes
Fix Rspec tests for Order
Build Order fabricator for Rspec
Add #subtotal, #shipping, and #total to Order
Generate uploader for product images.
Generate product image uploader.
Configure ProductImageUploader
Product mounts ProductImageUploader.
Build integration tests for products.
Generate cucumber fabrication steps
Update tests for product.
Add web steps definitions and fabricators.