Include DIR in params for TDB from cmd line.

git-svn-id: https://svn.apache.org/repos/asf/jena/branches/jena-fuseki-new-ui@1563898 13f79535-47bb-0310-9956-ffa450edef68
Fix stats : more like original design

git-svn-id: https://svn.apache.org/repos/asf/jena/branches/jena-fuseki-new-ui@1563899 13f79535-47bb-0310-9956-ffa450edef68