FM-7 Live reloading of order state: test and working reload.
need to review test to make it pass in between refreshes
FM-7 Live reloading of order state: assign identifier to each line item
FM-7 Live reloading of order state: periodic updates moved to timer object
FM-7 Live reloading of order state: tests are working but still need rework
FM-7 Live reloading of order state: Thread.sleep() replaced with proper timeout mechanism
FM-7 Live reloading of order state: remove unnecessary exception declarations
FM-7: Live reloading of order items