public function edit($id)
 {
     $course = Course::find($id);
     $classifications = Classification::all();
     $generations = Generation::all();
     $programs = Program::all();
     $majors = Major::all();
     $menu = 'project';
     return View::make('courses.edit', compact('course', 'classifications', 'programs', 'generations', 'majors', 'menu'));
 }