Updated GUI display for system bus. Likely to be refined once wired to update events.
Adding event listener code.
Adding event listener code.
Added address bus getter so that an event listener can be registered.
Added address bus listener code.
Added event listener code.
Added data bus getter for event handling.
Re-ordered notify() statements attached to step button to account for new wait() statements in control line class.
Added boolean isWaiting (and getter method) to detail whether or not the thread has encountered a wait statement or not. This means that the CPUframe SwingWorker thread only notifies the thread that is waiting rather than notifying all threads in a catch-all solution, which causes problems with synchronized methods in the system bus.