[rackspace] initial checkin for the Getting started with Cloud Files document.
Merge branch 'master' of github.com:fog/fog into file_docs
[rackspace|storage] adding rackspace storage docs; general edits on other rackspace documents
Merge branch 'master' of github.com:fog/fog into file_docs
[rackspace|storage] updating the download file section
[rackspace|storage] updating auth endpoints in documentation
[rackspace|storage] fixing typos
Merge pull request #1651 from rackspace/file_docs

[Rackspace|Storage] Getting started Docs for Cloud Files
Merge branch 'master' of github.com:fog/fog into auth20