Big Change: Generating Shopping Cart + Saving Login Info to session

Call  generateShopppingCart(); which will return to you a ClientBean,
which has the following info:

+ public int id;
+ public Date submitted;
+ public ClientBean customer;
+ public List<ItemBean> items;
+ public double total;
+ public double shipping;
+ public double HST;
+ public double grandTotal;

Also saving the logged in information into the session.
Merge branch 'master' of https://github.com/zainadil/FoodRUs