Thomas Arendsen Hein <thomas@intevation.de> [Sat, 22 Oct 2011 23:21:38 +0200] rev 15344
run-tests: make sure no_proxy/NO_PROXY are empty to fix test-http-proxy.t
If no_proxy (or NO_PROXY) includes localhost, the test for detecting an
unreachable proxy fails, because the proxy setting is ignored.