This branch contains the functionality of selecting a time for the timer.
Record_2022-05-27-21-46-58.mp4
- Time display has a logic of shifting the units from right to left
- Time display changes color if at least a second's unit is selected
- Play timer button show/hides if at least a second's unit is selected/unselected respectively
- Double zero key add two zeros only when enough space is available for it
- Playing a timer currently opens timer runner screen (dummy for now)
