Expands the Customizable cooking features of BS12, making various foods fully modular.

This pull request adds 4 new modular food items to the game.
You can use any food item in these recipes. Just like with sandwiches.
![pizza](https://f.cloud.github.com/assets/4081722/2468825/1c191154-afe4-11e3-84e7-0b16643f9179.png)
Personal Pizzas, a small pizza you can add any topping you want and any amount of toppings. Pictured is a blue tomato pizza.
![soup](https://f.cloud.github.com/assets/4081722/2468834/64b22bd0-afe4-11e3-8af3-6fb35e72fc89.png)
Soup Bowls, a soup that you can make and add any condiments and ingredients you want. Pictured is a meat soup.
![burger](https://f.cloud.github.com/assets/4081722/2468844/9e7b986a-afe4-11e3-8072-642740c777fc.png)
Burgers, a easy to make food type that you can add any parts you want to. Pictured is a meat, cheese, and cabbage burger.
![pasta](https://f.cloud.github.com/assets/4081722/2468857/dc81a5b4-afe4-11e3-9bc0-3def2ea6e9a4.png)
Spaghetti, a delicious dish you can add anything to! Pictured is Cabbage spaghetti.