Merge branch 'master' into sudorequire

.travis.yml

@@ -30,6 +30,7 @@ install:
   - moodle-plugin-ci install -vvv
 
 script:
+  - moodle-plugin-ci validate
   - moodle-plugin-ci phplint
   - moodle-plugin-ci phpcpd
   - moodle-plugin-ci phpmd

tests/phpunit/lib_test.php

@@ -68,7 +68,7 @@ class lib_test extends auth_outage_base_testcase {
         $realfile = $realdir.'/example.txt';
         file_put_contents($realfile, 'Outage Unit Test Message');
 
-        // Create a symlink
+        // Create a symlink.
         $symdir = $CFG->dataroot.'/auth_outage/climaintenance';
         if (!symlink($realdir, $symdir)) {
             unlink($realfile);