use bibLevel to determine work type
Show sensible error if copyrole missing
Rearrange some Work/Copy elements

Show CopyOf/Parent in different column.  Show Download button next to File Info.  Move Edit button to where the other Edits are.
move dcm legacy data to a different panel
move edit button back...
reorganise again to stop it looking bad on smaller screens.
Merge pull request #240 from nla/hr-copywork

Copy/Work Changes