v0.3.0

Added

• Swift objects browsed by folder: upload of files and directories (large files as
  static large objects), create folder, copy, edit metadata, expiry, temporary URLs,
  details with every header, delete of whole folders.
• Swift containers: storage policy, public or private access (p switches it), quotas
  and versioning as columns, details, delete of non empty containers.
• Swift account usage and quota in the quota panel and in the overview.

Fixed

• Quitting no longer waits for API calls still running in the background.

Full Changelog: v0.2.0...v0.3.0