update/sync rackspace plugin code to 0.9.1
UI changes for rackspace region
integration testing updates for rackspace region
updating rackspace provider template examples and defaults
updating/sync joyent plugin to latest gem
reflect new gem versions in doc
support for when ssh key is passed from the UI, and deletion region fix
doc update for rackspace region field
doc update for rackspace region
Merge pull request #54 from continuuity/feature/update-rackspace-joyent-gems

Feature/update rackspace joyent gems