accurator/commit

Minor bug fixes (yeah, most informative commit eva).

 lib/accurator/annotation.pl | 3 +++
 rdf/ui/labels_schema.ttl    | 2 ++
 rdf/void.ttl                | 4 ++++
 web/html/item.html          | 4 ++++
 web/js/accurator_item.js    | 2 ++
 5 files changed, 9 insertions(+), 6 deletions(-)