Change to container-fluid for better resizing
diff_json - order header
diff_json - item changes, additions and deletions
Removed pry-debugger because of core dumps
Basic change notification functionality complete
Refactor to handle emails to creator and approver with common code.
Move sendmail to Order and refactor OrderController to use it
Updated program codes example
Fixed Law of Demeter violations in Item to handle missing Exo records
Allow open-ended ranges for accounts and programs filters
Add status column to accounts, programs, suppliers and tax_rates and look for status A and N when setting up programs list.