Git commits in Moodle 3.3.0 by Jan Dageförde

commit c7de40a8ed63dcaee1a2bd2d0f3683a0c20626ec
Author: Jan Dageförde <jan.dagefoerde@ercis.uni-muenster.de>
Date:   Wed, 26 Apr 2017 16:44:52 +0800
Tag:    v3.3.0-rc1

MDL-58372 repository_webdav: Explicitly pass some filename

commit 62306cdf3dfbe5b8bc95efccfe170a862b98ad70
Author: Jan Dageförde <jan.dagefoerde@ercis.uni-muenster.de>
Date:   Thu, 13 Apr 2017 02:36:49 +0800
Tag:    v3.3.0-beta

MDL-58582 theme: Improve PHPDoc comment on SVG image resolution

commit eb4ab7c4b8b485010d7f592f6d5c0d90f5ae71f6
Author: Jan Dageförde <jan.dagefoerde@ercis.uni-muenster.de>
Date:   Wed, 05 Apr 2017 03:02:51 +0800
Tag:    v3.3.0-beta

MDL-58489 core: Fix unreachable HTTP error handling

commit 6abce1e19a0e7146f4f2502df551852703be36b8
Author: Jan Dageförde <jan.dagefoerde@ercis.uni-muenster.de>
Date:   Tue, 04 Apr 2017 21:44:46 +0800
Tag:    v3.3.0-beta

MDL-58485 admin: Show all SVG plugin icons

commit 76a83260c57a4e59b4379be80216d10ac47c7dd0
Author: Jan Dageförde <jan.dagefoerde@ercis.uni-muenster.de>
Date:   Tue, 13 Dec 2016 01:43:47 +0800
Tag:    v3.3.0-beta

MDL-57257 lesson: Validate type of numerical answer