Adds TODO

Probably doesn't have all that is needed and 
some stuff will probably be removed if Kippt 
deprecates the API's.
Abstracts the request URL in tests
Changes the API endpoint to New Kippt
Adds support for List being private
Adds Ruby 1.8.7 support fixes
Fixes HTTP Basic Auth with some versions of the dependencies
Updates dependencies
Changes host back to kippt.com

New Kippt has been released!
Adds unauthenticated requests to TODO
Adds support for getting the feed
Adds finding and searching users
Adds getting user of a clip

Updates clip.json fixture to reflect the current 
data model.
Fixes and refactors the way attribute methods are generated
Adds getting the user of a list
Big change in the way API requests are made

Instead of getting the collection resource passed 
to them the resources get the client. This 
way the resources can be loaded straight from URL
easily.
Fixes bug with Resources that don't have embedded attributes
Adds support for description for Lists
Adds a few TODO's
Adds support for List collaborators
Updates list.json fixture