Don't run whitespace cleanup
Since existing whitespace usage is not consistent, this causes
a lot of spurious whitespace changes.
diff --git a/.dir-locals.el b/.dir-locals.el
index eddf673..a9d100f 100644
--- a/.dir-locals.el
+++ b/.dir-locals.el
@@ -1,6 +1,4 @@
-((nil . ((eval . (add-hook 'before-save-hook
- 'whitespace-cleanup nil t))))
- (python-mode . ((indent-tabs-mode . nil)))
+((python-mode . ((indent-tabs-mode . nil)))
(autoconf-mode . ((indent-tabs-mode . t)))
(c-mode . ((c-file-style . "stroustrup")
(indent-tabs-mode . t)