fixes #4 for real

* Deleting a link deletes the thumbnails
* Joining thumbnails now ignores not visible

server/models/Note.js

@@ -451,10 +451,9 @@ Note.search = (userId, searchQuery, searchTags, fastFilters) => {
 				JOIN note_raw_text ON (note_raw_text.id = note.note_raw_text_id)
 				LEFT JOIN note_tag ON (note.id = note_tag.note_id)
 				LEFT JOIN tag ON (tag.id = note_tag.tag_id)
-				LEFT JOIN attachment ON (note.id = attachment.note_id)
+				LEFT JOIN attachment ON (note.id = attachment.note_id AND attachment.visible = 1)
 				LEFT JOIN user as shareUser ON (note.share_user_id = shareUser.id)
 				WHERE note.user_id = ?
-				AND attachment.visible = 1
 				`
 			
 			//Show shared notes