Pushing so they're not lost, as may need for
reference on the 3rd/4th restart of developing this.
Next time I'm taking it slow, and less hacky so it's easy
to jump in when I take prolonged breaks from this due to
work burnout, etc...
Return data from server for each client (cardCounts)
Return data for client that drew (cardData, listPos. etc.)
UI changes on client to display the temporary 'cards'
Currently cards will only have one mana colour, in future
need to extend the (in code) functionality to multiple, as DB
is already set to allow multiple.