Created getWinner(), which sets var winner to'player','computer' or 'tie'.  Changed public variables playerMove and computerMove to local variables within getWinner().
Created getWinner(), which sets var winner to'player','computer' or 'tie'.  Changed public variables playerMove and computerMove to local variables within getWinner().

ddruker/wdi-fundamentals-rps,ddruker/wdi-fundamentals-rps