initial commit
.gitignore file created
pieces can be legally moved around (todo: taking turns)
shortened a-h render string
move checking/taking turns working
better move checking/handling
chmod +x chess.rb
changed move to return to/from, finished in_check? and in_checkmate?
board.dup working
Move attr_reader for from/to
king/queen swapped to correct spots on board
checkmate condition working
display the final board and winner
added error classes instead of raising strings
removed redundant requires
Refactor done. Checkmate broken
checkmate fixed!
permission checking and move into check warnings
records move history of game and displays it at the end
colorize!