Make both ddcreator and ejbc respect the hierarchy of the descriptors.
So, when writing the .ser file, it will be placed into the same relative
directory in which the source .txt file is found in the descriptor hierarchy.
Similary the .ser files will have the correct manifest entires in the generated
manifest file.
git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@268211 13f79535-47bb-0310-9956-ffa450edef68