Switch to using ReaderRIOT (hence all syntax forms available)

git-svn-id: https://svn.apache.org/repos/asf/jena/trunk@1584834 13f79535-47bb-0310-9956-ffa450edef68
Switch to using ReaderRIOT (hence all syntax forms available)

git-svn-id: https://svn.apache.org/repos/asf/jena/trunk@1584835 13f79535-47bb-0310-9956-ffa450edef68
Switch to using ReaderRIOT (hence all syntax forms available)

git-svn-id: https://svn.apache.org/repos/asf/jena/trunk@1584836 13f79535-47bb-0310-9956-ffa450edef68