bottleneck.

The original idea was anti-DoS measures along the lines of
	sub vcl_recv {
		if (client.bandwith > 1 mbit/s) {
			delay (100 ms);
		}
	}

But there are does not seem to be a pressing need, wherefore it has
never been completed, and even if it was, it would not solve the
problem across a server farm.



git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@3884 d4fa192b-c00b-0410-8231-f00ffab90ce4