Code review comment for lp:~frankban/juju-quickstart/joyent

For the private key file path, the default is listed as ~/.ssh/id_rsa

If you try to enter '~/.ssh/id_rsa_joyent', quickstart does not properly
expand the path and gives an error. Using
'/home/bac/.ssh/id_rsa_joyent' was accepted.

https://codereview.appspot.com/83880044/