Git commits in Moodle 3.5.5 by Adrian Perez

commit e6e776dc77e7480c480ce3d49d97f9f0c696dcc3
Author: Adrian Perez <p.adrian@gmx.ch>
Date:   Sun, 17 Feb 2019 04:58:04 +0800
Tag:    v3.5.5

MDL-62345 navigation: Change data-key for dashboard rootnode