0.04    2012-07-25
        overwrite() should work for new docs as well as docs loaded from ES
        on_conflict() called with $doc->create doesn't get a version number,
        so just load the existing doc

0.03    2012-07-08
        Skip parts of the test suite which require a live cluster to run

0.02    2012-07-07
        Removed the 'trial' flag.  First public release.

0.01    2012-07-07
        First release