Git commits in Moodle x.x.x by evltuma

commit d0d8a2da8fe8fecbc5200bce3a59c0fa9851372d
Author: evltuma <asesoramiento@evlt.uma.es>
Date:   Mon, 14 Dec 2015 22:24:42 +0800
Tag:    v3.1.0-beta

MDL-52490 assign: download selected assigment submissions as zip file

commit 18a5b4d85c7ff642355aa456d861ebd2ef9c009a
Author: evltuma <asesoramiento@evlt.uma.es>
Date:   Fri, 11 Dec 2015 21:17:30 +0800
Tag:    v3.1.0-beta

 MDL-52489 mod_assign: Download all submissions as a zip copy.