Git commits in Moodle 3.4.5 by David Monllao

commit 322c827a92954a0f74055f7a50fdc4bcc389c9c2
Author: David Monllao <davidm@moodle.com>
Date:   Mon, 27 Aug 2018 18:11:53 +0800
Tag:    v3.4.5

MDL-63187 tool_dataprivacy: Update delete purpose and category lang strings


commit 30854621a0d6918472f8f09b375f3d1b5fa1cc48
Author: David Monllao <davidm@moodle.com>
Date:   Wed, 11 Jul 2018 17:52:57 +0800
Tag:    v3.4.5

MDL-59599 navigation: Respect previous activity-level navigation


commit 7f044c1ed406ebbf86d31d423ae3f469958f950a
Author: David Monllao <davidm@moodle.com>
Date:   Mon, 09 Jul 2018 18:27:25 +0800
Tag:    v3.4.5

MDL-59599 navigation: Strict zero-position comparision