Modify chooser to support multi-selection. Allow override.
Merge pull request #1695 from aleksandra-tarkowska/11570_drivespace

Fixing free drive space issue in webadmin, close #11570
Add support for override flag.
Fix multi-selection and override.
Check download action enabled flag.
Fix location when downloading images.
Handle multi-select and MIF
Remove unused imports.
Modify loading sequence

Metadata then rnd engine.
Blitz linkAnnotation(sameOwner=False)
adding unit conversion filters, see #9058
applying length unit conversion filters to metadata panel
adding JS handler for length unit formatting
applying length unit formatting on the viewer
Merge pull request #1657 from ximenesuk/rebased/develop/update-test-headers

Update copyright and comments in Python integration tests (rebased onto develop)
adjust Insight to match server metadata section headings
parse pre-FS original metadata txt files in request
fixing minor issue in filter
updating annotation templates
adding time formatter