Tweak test message to make it clear that the test can fail when using a proxy

@@ -479,7 +479,7 @@ IMPORTANT
 	[[NSRunLoop currentRunLoop] runUntilDate:[NSDate dateWithTimeIntervalSinceNow:1]];
 	
 	// This test may fail if you are using a proxy and it returns a page when you try to connect to a bad port.
-	GHAssertTrue(!request_succeeded && request_didfail,@"Request to resource without listener succeeded but should have failed");
+	GHAssertTrue(!request_succeeded && request_didfail,@"Request to resource without listener succeeded but should have failed (May fail with proxy!)");
     
 }