Added Dealer and Player logic

Blackjack logic and payouts are still missing
Double down is allowed when the hand has more than 2 cards
Merge remote-tracking branch 'origin/master' into Slave

Conflicts:
	Blackjack/CardDeck.cs
	Blackjack/MainWindow.xaml
	Blackjack/MainWindow.xaml.cs
	Blackjack/Player.cs