Extended the GenericWorkflowQueueItem with functionality for showing
the workflow tab and waiting for the execution of the workflow.
Method for reading values from the beamlinesetup
Added method for determine if a workflow is in progress.
Using the beamline setup object.
Showing the workflow tab from the queue.
Change named of method: get_item_by_reference to get_item_by_model
Added hardware objects and a method for reading values.
Changed name from getValue to get_value.