Adds link to JSON version of Book
Added createFromJSONString method to Book as a temporary solution on the way to replace a comma separated file by a JSON file.
Adds test for Book class and JSON parser based on grammer to same.
Introduced readFromJSONFile method in BookShelf.
Convert csv file to JSON format, adds writeBooksToFile to BookShelf that prints books as JSON.
Adds link to book when it is copied to change it's status.
Adds fix in BookShelf.read method to choose a parser based on the filename. temporary patch, remove later.
Swap cdv database with JSON database.
Clean up old csv style code.
Cleanup of constructor methods in Book and BookShelf.
Moved actual parsing of a bookshelf from FileBasedBookShelf to BookShelf.
Converted data file to json.
Using json file in web service.
Added JSON parser to Author.
Added author tag to json element.
Loading authors from json file.
Removed Junk file.