0.4.0 - drosophila elegans

• Introducing Docker Support
• API optimizations
• Make error messages more helpful for debugging
• Improved examples and documentation
• Introducing hydrate-method to directly convert
  json to liboparl-objects
• Refining object resolver internals
• Consolidate parsing of primitive types
• Introducing a non-strict mode of the client that
  yields warnings instead of errors in case single
  objects cannot be parsed/resolved correctly
• Improved object validation logic
• Internationalization
• Localisations for en_US and de_DE
• Fixed several bugs