MDL-59211 analytics: Make cibot happy

Part of MDL-57791 epic.

lib/mlbackend/python/lang/en/mlbackend_python.php

@@ -1,4 +1,26 @@
 <?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Strings for component 'mlbackend_python'
+ *
+ * @package   mlbackend_python
+ * @copyright 2017 David Monllao {@link http://www.davidmonllao.com}
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
 
 $string['packageinstalledshouldbe'] = '"moodleinspire" python package should be updated. The required version is "{$a->required}" and the installed version is "{$a->installed}"';
 $string['pluginname'] = 'Python machine learning backend';