Added check to remove versoning on tables during clean.
Added test to verify that DROP VERSIONING sql is called correctly.
Added medium test case to show versioned clean works.
Merge branch 'master' of https://github.com/boothen/flyway into boothen-master
Fixed #604
Merge pull request #662 from cdedie/master

improves sbt-plugin (less Option types, command line override, large-test)
Do not skip deployment of sbt plugin
Fixed missing Javadoc
Merge pull request #666 from lukaseder/patch-1

Fixed missing Javadoc