opscode/knife-ec2 — pull request #209 by mdellanoce (2014-03-20 15:56:19+00:00)
Title: [KNIFE-422] use SSH configuration for SSH gateway polling

I think this complements #173. I added support for checking SSH configuration for SSH gateway settings, which helps when your gateway needs to use a different identity file than the destination server ([issue mentioned here](https://tickets.opscode.com/browse/KNIFE-422)).