Git commits in Moodle 3.3.x by Kathrin Osswald

commit 470a789ac29d79e94b7d0cc8325f3c492c0191b1
Author: Kathrin Osswald <kathrin.osswald@uni-ulm.de>
Date:   Wed, 25 Apr 2018 16:59:53 +0800
Tag:    v3.3.6

MDL-61411 theme Boost: Close navigation on all items (on small screens)

commit 942d43eeacf094037794bf89a53f44f28aab0eff
Author: Kathrin Osswald <kathrin.osswald@uni-ulm.de>
Date:   Fri, 27 Oct 2017 18:09:19 +0800
Tag:    v3.3.3

MDL-60522 message: Removed additional tooltips

commit f510295159979479f752f1937d3fd73082ebe9ff
Author: Kathrin Osswald <kathrin.osswald@uni-ulm.de>
Date:   Fri, 06 Oct 2017 18:20:35 +0800
Tag:    v3.3.4

MDL-60363 conditional activities: Dim the icon also in student's view.

commit e95beb73b90123a74fc0226f3d0d0e6036f7f7e1
Author: Kathrin Osswald <kathrin.osswald@uni-ulm.de>
Date:   Mon, 11 Sep 2017 19:54:56 +0800
Tag:    v3.3.3

MDL-60048 theme_boost: Center logo within the navbar