Create semantic interface for SSH Keys / Management

Going with a few user stories here since I don't have technical requirements yet.

[ ] As a developer, I want to be able to retrieve SSH objects through a simple list (get_all) or more complex search/query method.
[ ] As a developer, I want to be able to create / update / delete these SSH objects with common parameters being easily accessible.
[ ] As a developer, I want to use these objects as ruby-natively as possible when ordering servers or adding/removing keys on an existing system.
[ ] As a developer, I want a method to see the key objects for a particular systems.
[ ] As a developer, I want a method to see the systems associated with a particular key.

softlayer / softlayer-ruby