/**
  * Responds to requests to POST /books/edit
  */
 public function postEdit(Request $request)
 {
     // Validation
     $book = \p4\Book::find($request->id);
     $book->title = $request->title;
     //$book->author_id = $request->author;
     $book->cover = $request->cover;
     $book->published = $request->published;
     $book->purchase_link = $request->purchase_link;
     $book->save();
     \Session::flash('flash_message', 'Your book was updated.');
     return redirect('/books/edit/' . $request->id);
 }
 function getExample3()
 {
     $books = \p4\Book::all();
     //return view('books.index')->with('books',$books);
 }