Step III: Building actions
displayActions = [ActionGroup create: self];
[displayActions createActionTo: modelSwarm message: M(step)];
[displayActions createActionTo: numGraph message: M(step)];
[displayActions createActionTo: actionCache message: M(doTkEvents)];
displaySchedule = [Schedule createBegin: self];
[displaySchedule setRepeatInterval: 1];
displaySchedule = [displaySchedule createEnd];
[displaySchedule at: 0 createAction: displayActions];