Git commits in Moodle 2.7.8 by Mohamed Alsharaf

commit 9c1a586e4c6d6b60a7726d06fcc1765a422a1f5d
Author: Mohamed Alsharaf <mohamed.alsharaf@gmail.com>
Date:   Thu, 01 Aug 2013 10:23:10 +0800
Tag:    v2.7.8

MDL-35482 lesson: return to previous page after edit and page save