begin 0.18-SNAPSHOT
added schemas to poms and added enforcer plugin.
Remove classes that talk in terms of Java-modeled events and views
Revert "Remove classes that talk in terms of Java-modeled events and views"

This reverts commit a11af6935b302892f048aa595606cf74655efdac.
break CombinatorialMaterializerTest into smaller pieces so it can be used in other testing situations.
updated batch processing of events so that they can happen in parallel
fixed low hanging fruit related to latency attributed to concurrency checks
release 0.18