- fixed sbt-osgi dependency version (as 0.5.0 is not publicly available)
- replaced 'docDirectory' in SBT build file with 'target in Compile' as the former is deprecated now
- moved Parser's final val EMPTY_REGISTRY to object Parser
Merge pull request #71 from hbf/remove-unnecessary-member-fields

Support for easy JSON generation (via for example) Spray JSON