Adding ModelGoon diagrams from Network component.
Commited other group's code, to meet code integ...
Reworked the addMessageWaiter inner class: now ...
Capacity to browse unfulfilled orders is now av...
Added Buy/Sell History functionality; corrected...
Added JTextField verification, to prevent illeg...
Added SouthPanel, with two TextAreas to show Ac...
Added class variables host_name and nickname. E...