Policy: very minor typos
Enricher: add getConfig()
Adds EnricherSpec
EnricherSpec: Incorporate review comments
updated sample brooklyn.properties for more clouds
minor javadoc addition and usability tweak
Merge pull request #996 from ahgittin/misc

more useful sample "brooklyn.properties" plus very minor code/javadoc tidies
Merge pull request #995 from aledsage/feature/EnricherSpec

Adds EnricherSpec, and adds config to Enricher