Added getStacksByType() method to GameRules object, added unit tests
Updated GameRules.getDealerStack() to utilize new getStacksByType() method
Added very basic bootstrap styling to rows and cells
Updated CardGameApp unit test mock layout to use new GameRules format for the layout spec
Updated GameController unit test mock layout to use new GameRules format for the layout spec
Updated unit tests for GameController.__stackCollectAllCards() to be more useful and accurate
Added __getNumCardsToDeal() method to GameController, added unit tests
Implemented __dealCards() method in GameController, added unit tests