Fixes #8: Refactor auditor to add additional 'timeout' action plus refactor component implementations to support explicit timeouts.
Update FeederVerticle and ExecutorVerticle to add timeouts support.
Add child emit() methods to WorkerVerticle.
Merge remote-tracking branch 'upstream/master'
Add README updates notice.
[maven-release-plugin] prepare release vertigo-0.5.3
[maven-release-plugin] prepare for next development iteration
Merge remote-tracking branch 'upstream/master'