OLTU-131 - Signature parsing from access token is broken for character encodings that are not single-byte

*   apply patch from Andrei Dulvac (thanks !!)

git-svn-id: https://svn.apache.org/repos/asf/oltu/trunk@1552702 13f79535-47bb-0310-9956-ffa450edef68
OLTU-131 - Signature parsing from access token is broken for character encodings that are not single-byte

*  apply patch from Andrei Dulvac (thanks !!)

git-svn-id: https://svn.apache.org/repos/asf/oltu/trunk@1552703 13f79535-47bb-0310-9956-ffa450edef68