Fix test

The wait timeouts were to short.
Add OAuth2AccessTokenResponse
Refactor OAuth2BearerTokenHttpAuthenticator

Now allows to easily extract the JsonWebToken from a HttpRequest.
Add RichUserPassAuthenticator

So far allows to artificially delay credential checking.
Not delay credentials checking if none provided
Deploy to Sonatype OSS
Handle malformed JWTs
Allow ignoring of token expiration
Add additional POM infos
Set version to 0.0.1
Merge branch 'release/0.0.1'