Git commits in Moodle 2.9.4 by Simeon Naydenov

commit c4277bcdd0d94fba9230cf71098709041bfb44b4
Author: Simeon Naydenov <moniNaydenov@gmail.com>
Date:   Mon, 09 Nov 2015 13:13:10 +0800
Tag:    v2.9.4

MDL-51819 themes: Nested navigation dropdowns work on small screens.