Store the working copy context in the update editor and use it in a few places to reduce the number of deprecation warnings.
Store the working copy context in the update editor and use it in a
few places to reduce the number of deprecation warnings.

* subversion/libsvn_wc/update_editor.c
  (edit_baton): Add context variable.
  (get_entry_url): Use node function to retrieve url.
  (make_dir_baton, make_file_baton): Update caller.
  (prep_directory): Make access baton directly on the context instead
    of using the parent access baton.
  (make_editor): Store context.

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