Modified the tests for deck_createDeck(). Now is called deck_getDeckSize() for to check if the deck has the correct number of cards.
Added the constant SWAP_NUMBER.
Added deck_shuffleDeck().
Added the declaration and the documentantion for deck_shuffleDeck().
Added the tests for deck_shuffleDeck().
Added more documentation for enum Suit.
Added deck_compareCards(). Fixed a bug in deck_shuffleDeck().
Added the declaration and the documentation for deck_compareCards().
Added the tests for deck_compareCards().
Added DUPLICATE and FULL.
Added player_addCard().
Added the declaration and the documentation for player_addCard().
Added the tests for player_addCard().