[4.0] 1d2edc2 Remove nitpicking mode (-n) for sphinx-build.

[Lasse Karstensen]

commit 1d2edc2cf0e8d30dbdf76030f3deeb3ad58b64d7
Author: Lasse Karstensen <lkarsten at varnish-software.com>
Date:   Tue Jul 15 14:28:12 2014 +0200

    Remove nitpicking mode (-n) for sphinx-build.
    
    sphinx-build v0.6.6 which is on RHEL6/CentOS6 does not know about -n,
    so we'll have to do without it for now.
    
    Reported in:	#1535

diff --git a/doc/sphinx/Makefile.am b/doc/sphinx/Makefile.am
index f1b9bfc..0d681e8 100644
--- a/doc/sphinx/Makefile.am
+++ b/doc/sphinx/Makefile.am
@@ -3,7 +3,7 @@
 
 # You can set these variables from the command line.
 SPHINXOPTS    =
-SPHINXBUILD   = sphinx-build -W -N -n
+SPHINXBUILD   = sphinx-build -W -N
 PAPER         = a4
 BUILDDIR      = build