Tidy up (reformat).

git-svn-id: https://svn.apache.org/repos/asf/jena/trunk@1515130 13f79535-47bb-0310-9956-ffa450edef68
Remove comments that are no longer valid.

git-svn-id: https://svn.apache.org/repos/asf/jena/trunk@1515131 13f79535-47bb-0310-9956-ffa450edef68