Removed dead code. Wheel brakes are a standard feature, not an option.
Give visual feedback if the player would have won something if s/he had bet.
Use '+0' instead of 'no bet' to communicate that a free round was won; Slimmed down the code a little; round counter is now increased in play() or loose().
Reset the bet amount when the round is won or lost (just for clarity).
FEATURE: Lucky Coin - Betting the lucky coin will result in a bonus payout
Resolved merge confict