Fix feature regexp used to detect Org library names

* lisp/org.el (org-reload):
* mk/org-fixup.el (org-make-org-loaddefs): Distinguish ol-*.el and
oc-*.el libraries as parts of Org-related libraries.

lisp/org.el

@@ -18006,7 +18006,7 @@ With prefix arg UNCOMPILED, load the uncompiled versions."
   (require 'loadhist)
   (let* ((org-dir     (org-find-library-dir "org"))
 	 (contrib-dir (or (org-find-library-dir "org-contribdir") org-dir))
-	 (feature-re "^\\(org\\|ob\\|ox\\)\\(-.*\\)?")
+	 (feature-re "^\\(org\\|ob\\|ox\\|ol\\|oc\\)\\(-.*\\)?")
 	 (remove-re (format "\\`%s\\'"
 			    (regexp-opt '("org" "org-loaddefs" "org-version"))))
 	 (feats (delete-dups

mk/org-fixup.el

@@ -90,7 +90,7 @@ work correctly if this file is not up-to-date."
     (set-visited-file-name "org-loaddefs.el")
     (insert ";;; org-loaddefs.el --- autogenerated file, do not edit\n;;\n;;; Code:\n")
     (let ((files (directory-files default-directory
-				  nil "^\\(org\\|ob\\|ox\\|ol\\)\\(-.*\\)?\\.el$")))
+				  nil "^\\(org\\|ob\\|ox\\|ol\\|oc\\)\\(-.*\\)?\\.el$")))
       (mapc (lambda (f) (generate-file-autoloads f)) files))
     (insert "\f\n(provide 'org-loaddefs)\n")
     (insert "\f\n;; Local Variables:\n;; version-control: never\n")