Fix #313 - invoke prelude-remove-elc-on-save only for Emacs Lisp buffers

modules/prelude-emacs-lisp.el

@@ -37,11 +37,12 @@
 
 (defun prelude-remove-elc-on-save ()
   "If you're saving an elisp file, likely the .elc is no longer valid."
-  (make-local-variable 'after-save-hook)
   (add-hook 'after-save-hook
             (lambda ()
               (if (file-exists-p (concat buffer-file-name "c"))
-                  (delete-file (concat buffer-file-name "c"))))))
+                  (delete-file (concat buffer-file-name "c"))))
+            nil
+            t))
 
 (defun prelude-visit-ielm ()
   "Switch to default `ielm' buffer.