Add contribution instructions to README.md.
Add Geppetto .project file.
Update Geppetto .project to version 4.
Convert fixtures repositories to use https.
Expand Puppet versions tested in Travis-CI.
Update Modulefile source to use https.
Expand Puppet versions tested in Travis-CI.
Allow tracking of metadata.json.
Switch to using metadata.json vs Modulefile.
Deal with sites that purge /etc/yum.repos.d/.

Provide file resources of the expected YUM repo config files so that sites
which forcefully purge /etc/yum.repos.d will be happy.
Switch to using treydock-gpg_key type.
 Install $majdistrelease pattern in params.pp.
Add support for yum_server and yum_path parameters.

Also refactor for DRY for a savings of 50 lines.
Allow for the RE-test repository to be enabled.

We now require puppetlabs/stdlib.
Change yum_* variable names to repo*.
Update README.md with module parameters.