Rainbows! is an HTTP server for sleepy Rack applications. It is based on
Unicorn, but designed to handle applications that expect long
request/response times and/or slow clients.

* http://rainbows.rubyforge.org/
* rainbows-talk@rubyforge.org />* git://bogomips.org/rainbows.git

Changes:

One bugfix allows stream(:keep_open) in Sinatra to work
properly.

Thanks to W. Andrew Loe III for the informative bug report
and reproducible test case.

ref: http://mid.gmane.org/CA+-9oNd1EFqsniPkkPTwu5opTCinbM7-2KHoXov7+y3LE4s4Tg@mail.gmail.com