more tests for Initialization + dependency cleanup
cleanup dependencies
add back guice-servlet
curator 2.3.0
Merge pull request #344 from metacret/master

curator 2.3.0
Merge pull request #343 from metamx/dependency-cleanup

Dependency cleanup & Initialization tests
[maven-release-plugin] prepare release druid-0.6.47
[maven-release-plugin] prepare for next development iteration