Add puppet_importer.json so pulp can sync with external PuppetForge
repository using a proxy.
https://bugzilla.redhat.com/show_bug.cgi?id=1031161
Add puppet_importer.json to pulp::config

Update pulp::config to include puppet_importer.json
https://bugzilla.redhat.com/show_bug.cgi?id=1031161
Merge pull request #65 from yasn77/master

Add puppet_importer.json (Redhat BugId: 1031161)