[4.1] 6090acf Break EXTRA_DIST with one item per line

[Dridi Boukelmoune]

commit 6090acfec738dcf02d20a3a7505a737cfd45678f
Author: Dridi Boukelmoune <dridi.boukelmoune at gmail.com>
Date:   Tue Sep 13 16:55:55 2016 +0200

    Break EXTRA_DIST with one item per line

diff --git a/Makefile.am b/Makefile.am
index e8e3a5e..13a1e97 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -9,7 +9,13 @@ m4dir = $(datadir)/aclocal
 m4_DATA = varnish.m4
 
 CLEANFILES = cscope.in.out cscope.out cscope.po.out
-EXTRA_DIST = README.rst README.Packaging LICENSE autogen.sh varnishapi.pc.in varnish.m4
+EXTRA_DIST = \
+	README.rst \
+	README.Packaging \
+	LICENSE \
+	autogen.sh \
+	varnishapi.pc.in \
+	varnish.m4
 
 DISTCHECK_CONFIGURE_FLAGS = \
     --enable-developer-warnings \