[gimp] .dir-locals.el: configure emacs to show trailing whitespace

[Michael Natterer <mitch src gnome org>]

commit 6c29429a7828a50b9510beb5b7934ec41374c769
Author: Michael Natterer <mitch gimp org>
Date:   Wed Aug 24 17:46:57 2016 +0200

    .dir-locals.el: configure emacs to show trailing whitespace

 .dir-locals.el |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/.dir-locals.el b/.dir-locals.el
index fd83da2..58c5fdd 100644
--- a/.dir-locals.el
+++ b/.dir-locals.el
@@ -1,3 +1,4 @@
 ((c-mode . ((c-file-style . "GNU")
             (c-basic-offset . 2)
-            (indent-tabs-mode . nil))))
+            (indent-tabs-mode . nil)
+            (show-trailing-whitespace . t))))