Merge pull request #293 from CESNET/v5.2.0 #193

Job	Run time
check / clang-checks	1m 42s
check / editor-config	6s
build-os-matrix	4s
make-tests (oraclelinux:9) / tests	1m 45s
build (oraclelinux:9) / build	2m 10s
rpm-build (oraclelinux:9) / rpm-build	5m 58s
rpm-install (oraclelinux:9) / rpm-install	1m 17s
	13m 2s

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