- Add rhn_config option (for non-CentOS systems needing RHN configuration)
 - Document using the type parameter for rhn repos
 - Remove mention of rhnrelease (unused) in favor of typerelease
 - Set default of typerelease to $release in repo.pp (as described in comments)
 - Move non-std type block above mrepo exec call for clarity
 - Set default http_proxy and https_proxy to ' ' to workaround bug http://projects.puppetlabs.com/issues/19848
 - Update README.redhat.markdown and README.markdown (including examples)
 - Clean up lint errors
Fix README formatting