Rename to _fedora since these are only for fedora hosts
Use OSL Openpower repo on Fedora ppc64 and upgrade the kernel

In order to get this to work we need to have some hand compiled packages in a
repo. Most of the packages get pulled in via the openstack cookbooks but the
kernel itself needs to be manually upgraded.
Turn off SMT on Fedora ppc64 machines for LE support

NOTE: this should probably be handled in a better way, but this gets the job
done (TM).
Improve the syntax usage to something more compatible
Merge pull request #6 from osuosl-cookbooks/ramereth/openpower-repo

OpenPOWER repo / LE guest support fixes