Git commits in Moodle 2.9.4 by Juan Leyva

commit 4818800a69fc5dc3cc71c9147c1d35f12a8f2821
Author: Juan Leyva <juanleyvadelgado@gmail.com>
Date:   Mon, 07 Dec 2015 17:54:49 +0800
Tag:    v2.9.4

MDL-52429 mod_scorm: Fix SCORM completion checking in nested SCOs


commit 518f8a7cedd5b80e682c34fa81a71e7b7be2d879
Author: Juan Leyva <juanleyvadelgado@gmail.com>
Date:   Mon, 16 Nov 2015 23:01:53 +0800
Tag:    v2.9.4

MDL-52072 enrol: Fix course visibility checks in external functions


commit 4b25851bccaddd3e7421b122a39c2d287f15af06
Author: Juan Leyva <juanleyvadelgado@gmail.com>
Date:   Thu, 05 Nov 2015 16:40:38 +0800
Tag:    v2.9.4

MDL-50589 gradereport_user: Force regrade in external function