* Addded posessor variable to paicard.dm to keep track of who has the card
* Added whisper.dm to pai so pAIs can whisper.dm
* Modified pai/say.dm say_quote to have argument for italicizing text

TODO

* Move posessor variable to items
* have storage containers update posessor variable for items contained within
* OR find anotherway to let somone holding a pAI hear them whisper while they are on the move so the posessor variable is uneeded.