Git commits in Moodle 2.7.4 by Jean-Michel Vedrine

commit 6e6a2c73eefe67e6a39bd460b222f359be47c8d5
Author: Jean-Michel Vedrine <vedrine@vedrine.org>
Date:   Mon, 29 Dec 2014 16:51:52 +0800
Tag:    v2.7.4

MDL-48631 mod_lesson: tables 'grade' item have incorrect precision

commit cd01a8ab4285b47b6863fc134ac2aea3ac21d4ec
Author: Jean-Michel Vedrine <vedrine@vedrine.org>
Date:   Fri, 26 Dec 2014 03:52:59 +0800
Tag:    v2.7.4

MDL-48707 mod_lesson: ignore plugins question types during import

commit 6682e3f745787755f053719c93f1e2d4363827ff
Author: Jean-Michel Vedrine <vedrine@vedrine.org>
Date:   Tue, 23 Dec 2014 04:22:21 +0800
Tag:    v2.7.4

MDL-38222 mod_lesson: Error in Lesson Cluster for Unseen Questions

commit 2a4c8dd7ff100926087067001e31a71031eda0a4
Author: Jean-Michel Vedrine <vedrine@vedrine.org>
Date:   Thu, 27 Nov 2014 16:38:38 +0800
Tag:    v2.7.4

MDL-48342 Question: qformat_default::readquestion is broken

commit 38cf6b205b21f85b89c49e89787e50a435027cec
Author: Jean-Michel Vedrine <vedrine@vedrine.org>
Date:   Sun, 12 Oct 2014 20:56:32 +0800
Tag:    v2.7.4

MDL-45679 mod_lesson: Essay grading page has no mark for essay status