Add rubygem-ipaddress dep for fog 1.23.0

Source: Fedora
Add rubygem-fog-softlayer dep for fog 1.23.0
Rebase to excon 0.38.0
Update to v1.23.0
Rebase to fog 1.23.0
refs #6670 - Update fog to 1.23
Merge pull request #285 from domcleal/rpm/develop-6670-fog-1.23

refs #6670 - Fog 1.23
Automatic commit of package [rubygem-ipaddress] minor release [0.8.0-6].
Automatic commit of package [rubygem-fog-softlayer] minor release [0.3.9-1].
Automatic commit of package [rubygem-excon] minor release [0.38.0-1].
Automatic commit of package [rubygem-fog-core] minor release [1.23.0-1].
Automatic commit of package [rubygem-fog] minor release [1.23.0-1].
added smart_proxy_pulp plugin
Add staypuft spec and gem
Automatic commit of package [rubygem-smart_proxy_pulp] minor release [1.0.0-1].
Fix -doc requirement on main package
Automatic commit of package [rubygem-smart_proxy_pulp] minor release [1.0.0-2].
Merge pull request #286 from ares/staypuft_spec

Add staypuft spec and gem
Update staypuft to 0.1.20
Merge pull request #287 from ares/rpm/develop

Update staypuft to 0.1.20