make the extra double \r\n at the end part of the join..

[git-p4: depot-paths = "//depot/": change = 721]

SSDP.py

@@ -84,12 +84,10 @@ class SSDPServer(DatagramProtocol):
         for k, v in self.known[headers['st']].items():
             response.append('%s: %s' % (k, v))
 
+	response.extend(('', ''))
 	delay = random.randint(0, int(headers['mx']))
-        log.msg('responding in %d with: %s' % (delay, response))
-
-	# TODO: we should wait random(headers['mx'])
 	reactor.callLater(delay, self.transport.write,
-	    string.join(response, '\r\n') + '\r\n\r\n', (host, port))
+	    '\r\n'.join(response), (host, port))
 
     def register(self, usn, st, location):
         """Register a service or device that this SSDP server will
@@ -119,9 +117,8 @@ class SSDPServer(DatagramProtocol):
 	stcpy['NT'] = stcpy['ST']
 	del stcpy['ST']
 	resp.extend(map(lambda x: ': '.join(x), stcpy.iteritems()))
-	log.msg(repr(resp))
-        self.transport.write(
-            string.join(resp, '\r\n') + '\r\n\r\n', (SSDP_ADDR, SSDP_PORT))
+	resp.extend(('', ''))
+        self.transport.write('\r\n'.join(resp), (SSDP_ADDR, SSDP_PORT))
 
     def notifyReceived(self, headers, (host, port)):
         """Process a presence announcement.  We just remember the