Say 'new' on the new job screen
unneeded import
JobRecord needs a isAcquitted() method.

to tell us if it's already acquitted.  Handy!
Merge remote-tracking branch 'origin/master' into hr-fix-check-details-btn
Certain properties are only available to tiffs

so check we're dealing with a tiff before displaying them.
Show warning if you try to edit a committed job

And give a link to the new work.
move file preview to top

and in its own panel
Add helpful UI features to the check details screen

Grey out buttons if not useful, display which file's been selected,
Merge pull request #293 from nla/hr-fix-check-details-btn

Check details buttons