debug mode

added debug mode for the game. u can now use 'dMode' command while playing for easy debugging: type the number of the player an action and a value examples:

• 1.move(10) this move the first player by ten steps
• 2.money(100) increase the money of second player by 100
• 1.jail(1) player1 go to jail
• 2.assets(4) how many assets does player 2 have from type 4
• 1.assets(-1) prints player 1 assets