Update game output instead of writing to stdout

[pbarnum]

Many command line programs will make use of carriage returns to overwrite what is in stdout. This helps clean up the output displayed in the terminal and allows for seemless updates to the game board (timer, points, etc)

https://stackoverflow.com/questions/15714126/how-to-update-command-line-output

Acceptance Criteria:

• The game refreshes its output every second or user input, what ever comes first
• The game is always drawn to maximum output (number of visible lines available in current window dimensions. Game will still need space to display so push beyond limit when necessary