Updates for playbooks to install the libselinux-python3 module on EL 7
Updates for playbooks to check that python3-devel is available. If not available then locate the optional server repo and install python3-devel RPM from there. Needed for RHEL where python3-devel is in a disabled repo, and therefore will not get pulled in automatically as a dependency when st2 rpm is installed.
Updates for playbooks to install the libselinux-python3 module on EL 7 Updates for playbooks to check that python3-devel is available. If not available then locate the optional server repo and install python3-devel RPM from there. Needed for RHEL where python3-devel is in a disabled repo, and therefore will not get pulled in automatically as a dependency when st2 rpm is installed.
Part of StackStorm/discussions#54