Add arguments to sort user list by fields (login, name, email...)
Improve help messages of all and def subcommands
Always return the current active profile in the stdout
Set up failing test to reproduce Simon's bug

If a new profile is created using `OMERO_CONFIG=xxx bin/omero config set`,
the config.version attribute is not populated. Every subsequent call of
`config get/set` will then fail the version_check().
Set the omero.config.version property when creating  a new profile

- test/clitest/prefs.py TestPrefs.testNewEnvironment should now pass
Fix testLoad unit test for `config load`
Allow to read profile from standard in if no input specified
Fail-fast if reading from empty standard in
Fix warning by using explicit 'properties is None' test
Improve input file test in config load
Support - passed as an input argument to config load

Allows to read from stdin and file using `bin/omero config load - file`
Also do not fall-fast if no stdin is supplied to bin/omero config load
Correct small typo in CLI group help.
Add orphaned images smart folder.
Prepare code to load orphaned images.
Add smart folder support to refresh action.
Add method to load orphaned images (see #9999)

Use IQuery, the method will be pushed to the server and
added to IContainer.
Display thumbnails when "orphaned" folder is expanded.
Review code.
Recycle the data browser for "orphaned" folder.
Handle image selection contained in "orphaned" folder.