Fix some commit-driver debugging code.
Fix some commit-driver debugging code.

* subversion/libsvn_client/commit_util.c
  (apply_textdelta): Update to latest editor interface semantics.
  (add_directory, add_file): Show copyfrom info.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion