Not quite there, but getting there, refactored js.
Merge branch 'file-browser' into file-browser-tooltip
Working on tooltips for errors.
Removed old line outputting comments.
Fixed bug in mixin_... that shifted comments.
Removed comments, preparing for merge-back.
Changed syntax style to default.
Commented file-browser-card a bit.
Refactored files-service and file-card.
Further refactoring, using default_converter.
Added highlight selection.
Merge branch 'file-browser-tooltip' into file-browser