Update README.md
Merge branch 'creating-gui'
moved Tetrominoes.py to package 'Tetris/'
moved Shape.py to package 'Tetris/'
defined shapes' coordinates
ignoring *.pyc
also ignoring vim .swp files
moved Board.py into package 'Tetris/'
basic attributes of the game board
added start method to start the game
__init__() will immidiately start the game by calling Board.start()