Unused imports

git-svn-id: https://svn.apache.org/repos/asf/creadur/rat/trunk@1464806 13f79535-47bb-0310-9956-ffa450edef68
Fix up generics; add @Deprecated tags

git-svn-id: https://svn.apache.org/repos/asf/creadur/rat/trunk@1464807 13f79535-47bb-0310-9956-ffa450edef68