Changed how Orders are created and stored in Store.

Changed Orders in Store from Set to ArrayList
Merge branch 'master' of https://github.com/shimon0505004/CS414_ColoState

Conflicts:
	PizzaOrderingSystem/src/main/java/cs414/pos/ui/UIController.java
Merge branch 'master' of https://github.com/shimon0505004/CS414_ColoState