[refactor] moving OrderCommands class to new package
 modifing the package-scan to find the Commands class
 OrderConfiguration added to the imported classes
 [refactor] removed the unnecessary @Beans from OrderConfiguration
 annnotated the Address class with @Component
 added the @Lazy and @Scope(prototype) annotations to the OrderInstance class
 added Overrided toString() method to OrderRepository
 added getter method to ORderTaker class for getting the OrderRepository
 [refactor] resolving some naming conflicts in OrderRepository
[refactor] removing @Autowired annotation from OrderRepository and introduced new default constr
 added ID field to OrderInstance
 introduced a private field for keeping how many order there are in system
 created the required commands