Removed all but two print statements from the Elevator class and created
a corresponding method in the DataLogger class
Merge branch 'phase4' of https://github.com/ethand320/se350 into phase4
Merge branch 'phase4' of https://github.com/ethand320/se350 into phase4
Added call to DataAnalytics.printFloorWaitTimeTable() so we can see the
results after a real simulation