0.9.0 release
fix two minor typos in the ui.error message
Merge pull request #75 from warwickp/typo_fix

[KNIFE-440] fix two minor typos in the ui.error message
bugfix:  using subdomain of xip.io buggy

rs-cloud.xip.io initially behaved as expected,  but doesn't seem to anymore.

we should just use `#{public_ip_address}.xip.io`
Merge pull request #76 from paulczar/patch-1

bugfix:  using subdomain of xip.io buggy
KNIFE-459 Add support for config-drive
Merge pull request #77 from rackspace/KNIFE-459

KNIFE-459 Adds support for config drive.