Gin Rummy based on Haskell.

Disclaimer: I'm only responsbile for Player.hs.

Full credits for the skeleton code provided in other directories to the teaching team of FIT2102 in Monash University

Things to do:

1. Figure out how to corporate changes from opponents actions into memory [DONE]
2. Complete the two remaining functions [DONE]
3. Figure out how to check knocks and gin accurately [DONE]
4. Figure out what to return as memory in PlayFunc [DONE]
5. Reset Memory after each turn [DONE]

Important Note: Game 'AI' perform terribly, something needs to be done when choosing which cards to drop. Can't figure out the optimal card to drop.