TEMP Disable Chgrp for FS Demo
Fixing right-click menu broken by 658e16e
Delete /Image remove duplicate Filesets
Update submodules
Merge pull request #781 from jburel/chgrp-disable-fs

Chgrp disable fs
Merge pull request #787 from will-moore/Disable_Chgrp

Disable chgrp
Merge pull request #789 from jburel/fs-delete

Fs delete
Merge pull request #790 from will-moore/Delete_by_fileset

Delete /Image remove duplicate Filesets
Merge pull request #794 from snoopycrimecop/merge/develop/submodules

Update submodules (fs demo 2)
Merge pull request #587 from jburel/rebased/develop/modulo-retrieve

Modulo retrieve (rebased onto develop) Merging before we start refactoring tests.
Add data display option to container.

Decide to display data per experimenter/per group.
Remove experimenter from tree if in group display mode.
Fix loading of Project/Dataset in group display mode.
Fix loading of images from datasets.
Load orphaned images in group display mode.
Load screen while in group display mode.
Remove smart folder "Tags used not owned" in group display.
Count and load images (Image Browser) in group display mode.
Search in group display mode.
Add support for refresh in group-display