[rkward] /: Formally merge ancient release branch 'origin/releases/0.5.4'

[Thomas Friedrichsmeier]

Git commit 2ae30d8a657408d04d45b2e80af88a7fe7cdb774 by Thomas Friedrichsmeier.
Committed on 22/04/2018 at 08:54.
Pushed by tfry into branch 'master'.

Formally merge ancient release branch 'origin/releases/0.5.4'


https://commits.kde.org/rkward/2ae30d8a657408d04d45b2e80af88a7fe7cdb774