Mircea : Improve design for add book form
Mircea : Changed style for modal window for searching books
Mircea : Small refactor in the js handling the table rows for search results and added authors to the description of a book
Mircea : Added search functionality
Mircea : Repaired link to add_book by stripping the html extension
Mircea : Added jquery.dataTable
Mircea : Added cover to the book model calling the google books api when showing the books
Mircea : Added google books description