reordered settings and headings

settings.php

@@ -17,11 +17,13 @@ if ($ADMIN->fulltree) {
     $settings->add(new admin_setting_heading('enrol_apply_enrolname','',''));
     
     $settings->add(new admin_setting_configtext('enrol_apply/confirmmailsubject','',get_string('confirmmailsubject', 'enrol_apply'),null,PARAM_TEXT,60));
-    $settings->add(new admin_setting_heading('enrol_apply_settings', '', get_string('confirmmailcontent_desc', 'enrol_apply')));
+
+    $settings->add(new admin_setting_heading('enrol_apply_confirmmailcontent', '', get_string('confirmmailcontent_desc', 'enrol_apply')));
     $settings->add(new admin_setting_confightmleditor('enrol_apply/confirmmailcontent', get_string('confirmmailcontent', 'enrol_apply'),'utf-8',''));
     
     $settings->add(new admin_setting_configtext('enrol_apply/cancelmailsubject','',get_string('cancelmailsubject', 'enrol_apply'),null,PARAM_TEXT,60));
-    //$settings->add(new admin_setting_heading('enrol_apply_settings', '', get_string('cancelmailcontent_desc', 'enrol_apply')));
+
+    $settings->add(new admin_setting_heading('enrol_apply_cancelmailcontent', '', get_string('cancelmailcontent_desc', 'enrol_apply')));
     $settings->add(new admin_setting_confightmleditor('enrol_apply/cancelmailcontent', get_string('cancelmailcontent', 'enrol_apply'),'utf-8',''));
     
 	$settings->add(new admin_setting_configcheckbox('enrol_apply/sendmailtoteacher',