heroku/heroku — pull request #323 by fabiokung (2012-05-22 01:09:20+00:00)
Title: Forward SIGQUIT

`^\` is a commonly used control-char. It causes a TTYs to send SIGQUIT signals to all their foreground processes.

The `heroku` cli already forwards the `^C` control char, which causes a SIGINT. These changes do the same for `^\`.