Context menu: also hide 'more from' items if there's no year or journal.
Context menu: also hide 'more from' items if there's no year or journal.

jondo/paperpile,jondo/paperpile,jondo/paperpile,pombredanne/paperpile,pombredanne/paperpile,pombredanne/paperpile,jondo/paperpile,jondo/paperpile,pombredanne/paperpile,pombredanne/paperpile