Added class to handle list updates
Added Utils class with AnimeValues to String method
Added helper methods to AnimeValues and addAnime to wrapper
Added 'update' and 'delete' methods to AnimeList
Added 'update' and 'delete' methods to the wrapper class
Update package for AnimeList
Added MangaValues
Added MangaList and added method for creating manga XML
Added MangaList methods to the wrapper class