[master] 35308a3 Missing paren. Spotted by Alexander Kuznetcov

[Per Buer]

commit 35308a3c975ce3bd3690fe3afa4f25bb78b887e5
Author: Per Buer <perbu at varnish-software.com>
Date:   Tue Apr 22 18:10:50 2014 +0200

    Missing paren. Spotted by Alexander Kuznetcov

diff --git a/doc/sphinx/users-guide/purging.rst b/doc/sphinx/users-guide/purging.rst
index fcd5f5b..0c9b7c9 100644
--- a/doc/sphinx/users-guide/purging.rst
+++ b/doc/sphinx/users-guide/purging.rst
@@ -37,7 +37,7 @@ following VCL in place::
 
 	  if (req.method == "PURGE") {
 		  if (!client.ip ~ purge) {
-			  return(synth(405,"Not allowed.");
+			  return(synth(405,"Not allowed."));
 		  }
                   # jump to hit/miss
 		  return (purge);