Update and rename jquery-wishlist-beta.js to jquery-wishlist-beta1.1.js

Beta version 1.1

{global = window - local = $.fn.wishlist}

- fix some bug
- set all method and proprierties local
- create a global object: window.wishlist
- crate a new global method $.wishListToJSON()
- add global and local wishlist debug proprierty
- default cookieName now is the id of the element
- add a control for prevent duplicate cookiname