mitchellh/vagrant — pull request #3597 by sneal (2014-05-01 14:58:19+00:00)
Title: Updated website documentation for graceful_halt_timeout

The default value in the code is actually [60 seconds](https://github.com/mitchellh/vagrant/blob/master/plugins/kernel_v2/config/vm.rb#L327), so now the docs match that.