Major Update

* Moved card functions from character sheet template to card controller.
* Added createCharacter function to card controller.
* Added debug object
* Added menu loader function to menu controller
* Added addSheet function to menu controller
* CardService now only massages card.data for editor type cards.
* Added getCharacters, getCharacter, and addCharacter to DataService
* Added basic drag and drop functionality to cards via directive (not
fully working)