Three addition to PLIST:
+share/emacs/${PKGVERSION}/lisp/emacs-lisp/helpers.el{c,.gz}
+share/emacs/${PKGVERSION}/lisp/org/ob-core.el{c,.gz}
+share/emacs/${PKGVERSION}/lisp/org/ob-makefile.el{c,.gz}
  and several renaming  as:
-share/emacs/${PKGVERSION}/lisp/org/org-ascii.el.gz
+share/emacs/${PKGVERSION}/lisp/org/ox-ascii.el.gz