Subject: warn about quoted const's in defcustom

From: Glenn Morris <[email-masked]>
Date: Fri, 27 Dec 2013 21:20:36 -0500

Package: emacs
Severity: wishlist

The argument of a `const' (or `other') inside a defcustom type should
(almost always) not be quoted. Yet people keep doing it.
It would be nice if there was some way to warn about this.