Moving drawing methods to game.js
Amending initBricks to use array literals
New rows are now prepended to blocks.
Renaming NROWS constant to ROW_COUNT for consistency
Renaming NCOLS to COL_COUNT for consistency
Adding logic to limit the number of rows
Adding logic to remove inactive rows
Merge branch 'feature/infinite-bricks' into dev
Moved brick drawing logic to its own method
Moving ball drawing logic to its own method
Merge remote-tracking branch 'origin/dev' into feature/score-screen