Minor - cleaning style code

main/auth/courses.php

@@ -87,7 +87,6 @@ if ($action == 'display_random_courses' || $action == 'display_courses' ) {
 	$nameTools = get_lang('CourseManagement');
 }
 
-
 // Breadcrumbs.
 $interbreadcrumb[] = array('url' => api_get_path(WEB_PATH).'user_portal.php', 'name' => get_lang('MyCourses'));
 

main/auth/courses_controller.php

@@ -32,11 +32,9 @@ class CoursesController { // extends Controller {
      * @param string    confirmation message(optional)
      */
     public function courses_list($action, $message = '') {
-
         $data = array();
         $user_id = api_get_user_id();
         
-            //$user_courses = $auth->get_courses_of_user($user_id);
         $data['user_courses']             = $this->model->get_courses_of_user($user_id);
         $data['user_course_categories']   = $this->model->get_user_course_categories();
         $data['courses_in_category']      = $this->model->get_courses_in_category();

main/user/user.php

@@ -81,8 +81,6 @@ if (api_is_allowed_to_edit(null, true)) {
 if (api_is_allowed_to_edit(null, true)) {
 	if ( isset ($_GET['action'])) {
 		switch ($_GET['action']) {
-		    case 'import' :
-                break;
 			case 'export' :
 				$table_course_user      = Database::get_main_table(TABLE_MAIN_COURSE_USER);
 				$table_users            = Database::get_main_table(TABLE_MAIN_USER);