Add some (deprecated) java.io.Writer versions

git-svn-id: https://svn.apache.org/repos/asf/jena/trunk@1528559 13f79535-47bb-0310-9956-ffa450edef68


git-svn-id: https://svn.apache.org/repos/asf/jena/trunk@1528560 13f79535-47bb-0310-9956-ffa450edef68
Merge remote-tracking branch: upstream/trunk