CF-165/CF-293,CF-294: add the RPM pkg to release
fix links in README.md
[Gradle Release Plugin] - pre tag commit:  'cloudfeeds-preferences-svc-1.0.0'.
CF-293: add more info to README.md
Merge pull request #11 from shintasmith/CF-293_prefs_rpm_release

CF-165/CF-293,CF-294: add the RPM pkg to release