Version 1.4.0 - adds support for all OpenStack-based cloud providers.
Version 1.4.1 - adds support for new Cloud Database user APIs.
Version 1.4.2 - Fixes several bugs related to the identity and config changes, including #78, #79 and #80.
Version 1.4.3 - adds support for automatically deleting objects from Cloud Files after a period of time.
Version 1.4.4 - Fixes an issue in the way identity type was set in environment variables. GitHub #82.
Version 1.4.5 - Fixes issue #86.
Updated from upstream master