public function crearRol()
 {
     $rol = Input::all();
     $reglas = array("rol" => "required|alpha");
     $mensajes = array("rol.required" => "Ingrese un Rol", "rol.alpha" => "Solo se permiten letras");
     $validar = Validator::make($rol, $reglas, $mensajes);
     if ($validar->passes()) {
         $permisos = Permisos::orderBy("id")->get();
         $role = new Role();
         $role->name = Input::get("rol");
         $role->save();
         foreach ($permisos as $permiso) {
             $rol = new PermisosRoles();
             $rol->role_id = $role->id;
             $rol->estado = 0;
             $rol->permission_id = $permiso['id'];
             $rol->save();
         }
         $html = (string) View::make("dashboard.roles.rolesTablaRoles")->with(array("roles" => Role::all()));
         return Response::json(array("estado" => 1, "html" => $html));
     } else {
         return Response::json(array("estado" => 2, "error" => $validar->getMessageBag()->toArray()));
     }
 }