Git commits in Moodle 3.4.6 by Juan Leyva

commit 3d4bef51faf862772d82be2a03e78d6cf17868e5
Author: Juan Leyva <juanleyvadelgado@gmail.com>
Date:   Fri, 02 Nov 2018 22:16:02 +0800
Tag:    v3.4.6

MDL-63748 core_auth: Fix redirect parameter being ignored

commit 95733c47afedfbcbfaf89504ff0a127e4aa818f1
Author: Juan Leyva <juanleyvadelgado@gmail.com>
Date:   Fri, 02 Nov 2018 21:34:58 +0800
Tag:    v3.4.6

MDL-63717 tool_mobile: Ensure URLs are valid

commit 4105b2d351ccd98d2179ab8536a0e93929e26490
Author: Juan Leyva <juanleyvadelgado@gmail.com>
Date:   Mon, 08 Oct 2018 22:32:15 +0800
Tag:    v3.4.6

MDL-63583 course: Include course/lib.php always

commit c5ab666ece7417d62a687a2e83f6e2132014c840
Author: Juan Leyva <juanleyvadelgado@gmail.com>
Date:   Thu, 04 Oct 2018 22:13:14 +0800
Tag:    v3.4.6

MDL-63542 core_course: Support stealth activities in WS

commit d14393fb3ddcdbc256b66f293f30d54804492e89
Author: Juan Leyva <juanleyvadelgado@gmail.com>
Date:   Fri, 24 Aug 2018 19:58:17 +0800
Tag:    v3.4.6

MDL-63225 webservice: Return proper debuginfo on WS exceptions