Cerulean

*****

Fixed
-----

* Detect a closed SSH socket and auto-reconnect.

*****

Fixed
-----

* Directory permissions when using mkdir(). This is a security issue, and you
should upgrade as soon as possible.

Added
-----

* Equality comparison of FileSystems and Terminals, which makes equality
comparison for Paths work better as well.
* Add `interval` parameter to scheduler.wait(), and improve default behaviour.

*****

Fixed
-----

* Copy silently ignored missing file, now raises FileNotFoundError

Added
-----

* FileSystem.root() to get a Path for the root
* Path.__repr__() for better debugging output

*****

Fixed
-----

* Various small things

Added
-----

* Support for Slurm 18.08 (worked already, now also part of the tests)
* Add command prefix for schedulers
* Add support for WebDAV

*****

Fixed
-----

* Extraneous slashes in paths
* Properly handle errors on Slurm submission
* Leftover print statement in Path.walk

*****

Added
-----

* New copy_permissions option to copy()
* New callback option to copy()
* New Path.walk() method

Fixed
-----

* Add missing EntryType and Permission classes to API
* SFTP-to-SFTP copy deadlock