Update to use the latest Apache incubator version of curator
Merge pull request #13 from matthewbogner/apache-curator

Update to use the latest Apache incubator version of curator
Upgrade versions to 1.2.0 for potential backward incompatibility.
Update the readme with usage information.
Update comment.
Merge pull request #14 from nbauernfeind/master

Update versions and add documentation.
branch admin -prepare release curator-extensions-1.2.0
branch admin -prepare for next development iteration