Removed OrderStatus from OrderService
Removed OrderType
Removed un necessary methods from order service or that will get redone during the order entry rework
Changed usage of the deprecated Expression to Restrictions HibernateOrderDAO
half way though: Add API methods for retrieving active orders -
TRUNK-4147
Follow up to add @since annotation and clean up the javadocs for Order.commentsToFullfiller - TRUNK-4242
TRUNK-4159 Add Orded OrderFrequency to the data model

TRUNK-4159 added fixes for comments as a result reviewing my previous commit

Removed default value of null from order_frequency.retired_by column - TRUNK-4159

Added javadocs for OrderFrequency class - TRUNK-4159
Throwing exceptions for invalid next order number global property -
TRUNK-4163
TRUNK-4156 - Add care_setting to orders table.
    Primary change is to add a new class called CareSetting as an attribute to Order.
    All test datasets have been modified to include this new attribute.
   Fixed EncounterServiceTest to add new care setting
Merge pull request #484 from vinayvenu/TRUNK-4156

TRUNK-4156 - Add care_setting to orders table.