Updating requirements.txt to latest pip freeze, to pull in what PyRax 1.9.0 wants (also removes a no-longer-needed dependency)
Adding support for loading from/saving to file-like-objects to the file:// protocol
Adding support for loading from/saving to file-like-objects to the cloudfiles:// protocol
Adding support for loading from/saving to file-like-objects to the ftp:// and ftps:// protocols
Updating README with the new API for file-object access, and bumping the version number
Code review comments
Merge pull request #6 from ustudio/file-like-object-support

File like object support