BZ #1050182 - remove the Gluster Storage Host Group.

https://bugzilla.redhat.com/show_bug.cgi?id=1050182

Remove the Gluster Storage Host Group -- Foreman is not responsible
for managing gluster back ends.
BZ #1048922 Package name cannot have array

https://bugzilla.redhat.com/show_bug.cgi?id=1048922

Puppet 3.4 doesn't allow array values for `name` attribute of
`package` resource. We need to specify them one by one.
Merge pull request #95 from jistr/package_array_fix

Don't use arrays in package name attribute
Merge pull request #99 from cwolferh/bz1050182_rm_gluster_storage_host_group

BZ #1050182 - remove the Gluster Storage Host Group.
BZ #1049688 - Quickstack manifest parameter renaming.

https://bugzilla.redhat.com/show_bug.cgi?id=1049688

Update some parameter names to be more meaningful.  Remove some unused
parameters.  Remove PRIVATE_/PUBLIC_ foreman_server.sh environment
vars.
Merge pull request #97 from cwolferh/param_rename_bz1049688

BZ #1049688 - Quickstack manifest parameter renaming.