Huarui Lai

Results 2 issues of Huarui Lai

### Changes - added comments to main.py to increase readability - removed the hardcoded values from display.py (numBars, delay, time_taken, etc.) and moved them to globals.py - imported hardcoded values...

### Changes - added a timer box on bottom right of the screen - timer updates as the sorting algorithm is running and shows the final value ### Why (resolves...