Git commits in Moodle 2.5.6 by Adrian Greeve

commit edb0ac7b21ecef4ddaca597cd039ea5bc388d73a
Author: Adrian Greeve <adrian@moodle.com>
Date:   Fri, 02 May 2014 11:21:45 +0800
Tag:    v2.5.6

MDL-45127 mod_lesson: Behat test for reviewing a lesson.

commit 895138cf12cf4c427e58cc239290166dde87baad
Author: Adrian Greeve <adrian@moodle.com>
Date:   Thu, 24 Apr 2014 10:14:13 +0800
Tag:    v2.5.6

MDL-45127 mod_lesson: Fixed reviewing lesson answers changing the lesson grade.

commit 9b1cf5a626ced2682a9bad21b4c251495cec7678
Author: Adrian Greeve <adrian@moodle.com>
Date:   Wed, 23 Apr 2014 11:43:38 +0800
Tag:    v2.5.6

MDL-45127 mod_lesson: Updated question edit screen with more help text.

commit 1c5d239f2d9c7858882cfbc6175320b7351b47a7
Author: Adrian Greeve <adrian@moodle.com>
Date:   Thu, 10 Apr 2014 17:32:03 +0800
Tag:    v2.5.6

MDL-45037 gradebook: Allow dashes in xml grade values to be ignored.