Updating README and changelog prior to release
[maven-release-plugin] prepare release 5.0.0.Beta1
[maven-release-plugin] prepare for next development iteration
HV-690 Adapting to changed enum names
HV-698 Implementing unwrap() methods to allow unwrapping to public super types but not internal implementations
HV-699 Adding import of javax.el.* to OSGi manifest
HV-683 Configuring git to ignore output folders anywhere in the hierarchy
HV-683 Throwing ConstraintDeclarationException in case meta data is retrieved for an illegally configured method