Add order_type column to orders table - TRUNK-4287

TRUNK-4287: order_type field added to Order.hbm.xml

TRUNK-4287: Updated OrderService.getOrders(...) and OrderService.getActiveOrders(...) that should use OrderType as a parameter, not a java class

TRUNK-4287: Boundaries removed from OrderService.getOrders(...), OrderService.getActiveOrders(...) and OrderService.getOrder(...)

TRUNK-4287: Changed the methods in the OrderDAO.java and in the HibernateOrderDAO.java implementation

TRUNK-4287: Set order_type column

TRUNK-4287: Test if there's any order which has no type, then set all orders with a matching row in the test_order or drug_order table of their type

TRUNK-4287: Changes applied as advised
Follow up to Add order_type column to orders table - TRUNK-4287

Follow  - TRUNK-4287