version 0.8.1+ of vows requires all streams to be drained
version 0.8.1+ of vows requires all streams to be drained

Previously we were ignoring the response coming back from the
test/dummy HTTP server.  We need to drain the stream and then
close the HTTP Server in a teardown function in order to
avoid vows/istanbul hanging, waiting for the streams to finish.

yahoo/monitr,yahoo/monitr,yahoo/monitr