Merge pull request #29 from stuycs-softdev/judy

Fix index.html map error
Added recommended carts
Merge branch 'dev' of https://github.com/stuycs-softdev/proj2-pd7-05-CartWheels into vivian
Added an add cart page and added links to carts
Merge pull request #30 from stuycs-softdev/vivian

Added an add cart page, recommendations, and links to carts
Update templates