Bump release number and date, changelog updated for upcoming 1.7.

Author: martignoni

CHANGELOG.md

@@ -3,7 +3,7 @@
 All notable changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](http://semver.org/) and follow principles of [keep a changelog](http://keepachangelog.com).
 
-## Unreleased
+## Version 1.7, 2017-09-11
 ### Added
 - Possibility to have an open (i.e. without password) Wi-Fi network (issue #22). Feature dedicated to @christian-westphal.
 - Wi-Fi channel selection depends on regulatory domain defined in `/etc/hostapd/hostapd` (issue #23)

version.php

@@ -26,8 +26,8 @@
 
 $plugin = new stdClass();
 
-$plugin->version  = 2017090500;
-$plugin->release = '1.6';
+$plugin->version  = 2017091100;
+$plugin->release = '1.7';
 $plugin->requires = 2016050400;
 $plugin->maturity = MATURITY_STABLE;
 $plugin->component = 'tool_moodlebox';