removes unneeded files and changes ending prompt
makes sure to use @blank_space constant
moves the io interaction from setup to command_line_io
refactors creating new players
reworked game, pulled specific IO interactions into IO module and brought mention of other modules to constants
removed Board dependency in Game (still need to fix the tests), and moved Board instances to an attribute constant in other modules
removes the logic that creates the game over message, and prints it out into the IO module ( this is still not the right place for it, but wanted to get it out of the Game)
Continues to remove Board and Player dependency from Game. Also, fixes issues.
io
pulls 'computer is playing' message out into a method and removes a
comment
Merge branch 'dependency_inversion_fix' of github.com:elzme/tic_tac_toe into dependency_inversion_fix
fix a bug
pulls Rules, CommandLineIO and Negamax up into an attribute constant, and removes some errant whitespace
Merge pull request #1 from elzme/dependency_inversion_fix

Dependency inversion fix