OLTU-143 - Add support for public key signature algorithm to the JWS module

git-svn-id: https://svn.apache.org/repos/asf/oltu/trunk@1583608 13f79535-47bb-0310-9956-ffa450edef68
OLTU-143 - Add support for public key signature algorithm to the JWS module

git-svn-id: https://svn.apache.org/repos/asf/oltu/trunk@1583609 13f79535-47bb-0310-9956-ffa450edef68