Make it compatible with both prior and post facter 2.0
Convert globals into repo. Add params manifest. Update README
Merge branch 'global-to-repo'

* global-to-repo:
  Convert globals into repo. Add params manifest. Update README
  Make it compatible with both prior and post facter 2.0

Conflicts:
	manifests/repo.pp
	manifests/server.pp
Fix globals->repo && params tests
Merge pull request #8 from unibet/global-to-repo

Changes the globals class to the repo class. Add params class to set the pulp server.