Translated using Weblate (Dutch)

Currently translated at 100.0% (67 of 67 strings)
Merge remote-tracking branch 'origin/master'
Merge branch 'coordinates'
improve message [ci skip]
Translated using Weblate (German)

Currently translated at 100.0% (67 of 67 strings)
use SystemClock to get elapsed time in milliseconds
update copyright period
Translated using Weblate (German)

Currently translated at 100.0% (67 of 67 strings)
Merge remote-tracking branch 'origin/master'
update changelog for changes in commit
6d28ab093bf3e5773c63d38e1038f70532b58a8c [skip ci]
define Coordinates instance outside draw() method
Class rotating a set of coordinates, issue #78
wrap long lines
add final modifier
wrap long line
add comment