unicorn 0.93.5

This release fixes a regression introduced in 0.93.3 where
timed-out worker processes run a chance of not being killed off
at all if they're hung.  While it's not ever advisable to have
requests take a long time, we realize it's easy to fix
everything :)

Eric Wong (3):
      TODO: remove --kill
      fix reliability of timeout kills
      TODO: update for next version (possibly 1.0-pre)