diff --git a/admin/webservice/testclient_forms.php b/admin/webservice/testclient_forms.php
index 196e3351654..04cc360d7d5 100644
--- a/admin/webservice/testclient_forms.php
+++ b/admin/webservice/testclient_forms.php
@@ -730,6 +730,10 @@ class moodle_group_delete_groupmembers_form extends moodleform {
 
 /**
  * Form class for create_categories() web service function test.
+ *
+ * @package   core_webservice
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ * @copyright 2012 Fabio Souto
  */
 class core_course_create_categories_form extends moodleform {
     /**
@@ -800,9 +804,13 @@ class core_course_create_categories_form extends moodleform {
         return $params;
     }
 }
-        
+
 /**
  * Form class for delete_categories() web service function test.
+ *
+ * @package   core_webservice
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ * @copyright 2012 Fabio Souto
  */
 class core_course_delete_categories_form extends moodleform {
     /**
@@ -878,9 +886,13 @@ class core_course_delete_categories_form extends moodleform {
         return $params;
     }
 }
-        
+
 /**
  * Form class for create_categories() web service function test.
+ *
+ * @package   core_webservice
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ * @copyright 2012 Fabio Souto
  */
 class core_course_update_categories_form extends moodleform {
     /**
diff --git a/course/externallib.php b/course/externallib.php
index dcbb8008218..65beac76ac7 100644
--- a/course/externallib.php
+++ b/course/externallib.php
@@ -912,7 +912,6 @@ class core_course_external extends external_api {
         require_once($CFG->dirroot . "/course/lib.php");
         require_once($CFG->libdir . '/completionlib.php');
 
-
         $params = self::validate_parameters(self::create_courses_parameters(),
                         array('courses' => $courses));
 
@@ -1038,7 +1037,8 @@ class core_course_external extends external_api {
 
             // Check if the current user has enought permissions.
             if (!can_delete_course($courseid)) {
-                throw new moodle_exception('cannotdeletecategorycourse', 'error', '', format_string($course->fullname)." (id: $courseid)");
+                throw new moodle_exception('cannotdeletecategorycourse', 'error',
+                    '', format_string($course->fullname)." (id: $courseid)");
             }
 
             delete_course($course, false);
diff --git a/lib/db/services.php b/lib/db/services.php
index f96cfd0084e..4efafe66f32 100644
--- a/lib/db/services.php
+++ b/lib/db/services.php
@@ -394,7 +394,7 @@ $functions = array(
         'type'        => 'write',
         'capabilities'=> 'moodle:category/manage',
     ),
-    
+
     'moodle_course_get_courses' => array(
         'classname'   => 'core_course_external',
         'methodname'  => 'get_courses',
@@ -457,7 +457,7 @@ $functions = array(
         'type'        => 'write',
         'capabilities'=> 'moodle/category:manage',
     ),
-    
+
     'core_course_delete_categories' => array(
         'classname'   => 'core_course_external',
         'methodname'  => 'delete_categories',