update version to 1.5-SNAPSHOT
update many version deps
update ConstraintViolationExceptionMapper to disable some code using removed pre-release api from javax.validation
update SiestaTestSupport for jetty api changes
Fix rename of ElementDescriptor.Kind to ElementKind in javax.validation 1.1.0

Signed-off-by: Alin Dreghiciu <adreghiciu@gmail.com>
import tidy
Merge branch 'master' into client