Git commits in Moodle 2.7.11 by Eloy Lafuente (stronk7)

commit ff9f974ad8cf614b6f5835912f583613f38e3f38
Author: Eloy Lafuente (stronk7) <stronk7@moodle.org>
Date:   Fri, 06 Nov 2015 17:58:28 +0800
Tag:    v2.7.11

MDL-51861 enrol: added missing external cleanup for formal compliance

commit 3b6de196e5cda0ec1224f75f9afcac1c6ebf4f12
Author: Eloy Lafuente (stronk7) <stronk7@moodle.org>
Date:   Fri, 06 Nov 2015 08:03:02 +0800
Tag:    v2.7.11

MDL-51861 enrol: new unit test to verify all conditions and filters

commit f857f7c44317fe91fb91549ba5e0f01f1f115264
Author: Eloy Lafuente (stronk7) <stronk7@moodle.org>
Date:   Thu, 29 Oct 2015 19:54:45 +0800
Tag:    v2.7.11

MDL-51939 mod_forum: all participants discussions are viewed by students

commit ab937ab868e4e6ffd7483527fef2796e2923cf85
Author: Eloy Lafuente (stronk7) <stronk7@moodle.org>
Date:   Tue, 27 Oct 2015 00:59:40 +0800
Tag:    v2.7.11

MDL-51863 packer: ensure empty zip files behavior remains consistent

commit 69cde92e60b661cae5157bc5de6d533b6790a0fe
Author: Eloy Lafuente (stronk7) <stronk7@moodle.org>
Date:   Fri, 16 Oct 2015 18:51:11 +0800
Tag:    v2.7.11

weekly release 2.7.10+

commit 730529d4f2ccfa3012efc50dca4cbf1639e67935
Author: Eloy Lafuente (stronk7) <stronk7@moodle.org>
Date:   Fri, 09 Oct 2015 06:14:09 +0800
Tag:    v2.7.11

MDL-50182 core: add 3.0 environmental requirements

commit 8f64e05ae0e3dfbe3b012909dc95d927d386682b
Author: Eloy Lafuente (stronk7) <stronk7@moodle.org>
Date:   Thu, 24 Sep 2015 22:07:06 +0800
Tag:    v2.7.11

weekly release 2.7.10+