Introducing BaseSpecification that automatically creates JAX-RS client before execution of each test.
Improvements to tests:
 - Making access to JAX-RS Client field type-safe.
 - Adding utility method to build URIs.
Improvements to tests:
 - Changing base URI to include web application context path.
Enabling availability of Jackson2 provider in RESTEasy.
Adding stub for booking creation endpoint.
Experimenting with JAX-RS 2.0 Client API by sending POST request to the new booking creation endpoint.
Fixing integration test to do close the response on cleanup phase.
Changing date to be local-based.
Introducing serialization and deserialization for Java 8 date/time instances.
Extending test to supply date values.