added deleting entry from kart, deleting entire kart, and create new kart features. Also spent like 3 hours adding things into the database. I hate the database.
added deleting entry from kart, deleting entire kart, and create new kart features. Also spent like 3 hours adding things into the database. I hate the database.

Andy989989/NWEN304GroupProject,Andy989989/NWEN304GroupProject