added task to start node.js server, used with the watch task

Signed-off-by: CoyoteBringsFire <aumkara@gmail.com>
refactored callback from anonymous function to named function

Signed-off-by: CoyoteBringsFire <aumkara@gmail.com>
update chooseWinner to choose the next dealer

Signed-off-by: CoyoteBringsFire <aumkara@gmail.com>
grunt-concurrent and grunt-nodemon

Signed-off-by: CoyoteBringsFire <aumkara@gmail.com>