Git commits in Moodle 3.3.x by Huong Nguyen

commit e56de913836bd5793e0dc04033baa88e329dcb65
Author: Huong Nguyen <huongnv13@gmail.com>
Date:   Thu, 31 May 2018 15:29:18 +0800
Tag:    v3.3.7

MDL-62614 Privacy: Core tag provider delete_item_tags function not work

commit a1a04839eb1117c3a01cf9acddb5dbe1b653bdcf
Author: Huong Nguyen <huongnv13@gmail.com>
Date:   Mon, 29 Jan 2018 11:06:23 +0800
Tag:    v3.3.5

MDL-60077 User tours: pop-up triangle look bad next to the corners