Show applicable file name

git-svn-id: https://svn.apache.org/repos/asf/creadur/rat/trunk@1625268 13f79535-47bb-0310-9956-ffa450edef68
Detect initial missing file

git-svn-id: https://svn.apache.org/repos/asf/creadur/rat/trunk@1625269 13f79535-47bb-0310-9956-ffa450edef68