Scheme returns null to indicate that no event should be emitted.
Remove extra whitespace.
Bump version.
Merge pull request #2 from jrothfeder/allow-for-scheme-to-filter-events

Scheme returns null to indicate that no event should be emitted.
Bump the right thing.
Merge branch 'master' into optionally-disable-per-chunk-commit

Conflicts:
	pom.xml