Merge branch 'hotfix/1.19.6' into stable
Merge branch 'release/1.20.0' into stable
fix detecting libyaml-devel on fedora, handle unknown epel version, simplify loading centos like requirements
1.20.1
fix detecting libyaml-devel on fedora, handle unknown epel version, simplify loading centos like requirements
Merge branch 'hotfix/1.20.1'