[#41529551] Set up Capybara, Sinatra, and Thin. Created html display for
board and tested in cucumber.
Cleaning cucumber tests, refactoring knight_path, rook_path and knight_move generators.
Refactoring KnightMoveGenerator
Renaming requirements instance var to collection in Path class
Updating name of move_options in possible_moves to collection for
consistancy similar data objects
Changing method included to includes. Fixed breakage throughout. Also
reorganized collection objects to highlight differences.
Adding coordinate_collection mixin to path and possible_moves
[#41930535] Adding presenter class and spec tests, extracting print_board methods to presenter class
removed readme crap