Fix JSON-RPC test case which was checking wrong data type

git-svn-id: https://svn.apache.org/repos/asf/tuscany/sca-java-2.x/branches/2.0@1527434 13f79535-47bb-0310-9956-ffa450edef68
Fix json databinding manifest

git-svn-id: https://svn.apache.org/repos/asf/tuscany/sca-java-2.x/branches/2.0@1527435 13f79535-47bb-0310-9956-ffa450edef68