Puppet Forge release 2.1.0

Updated README.md for Puppet Forge release 2.1.0
Updated Modulefile to version 2.1.0

Change-Id: Ia0c2d4c8079f825e163291e1d4ff23b0d16616e4
(cherry picked from commit f8b36489f48b6dbd06e62639658dc1890e301c78)