Added ShortStory type to bib extension

See issue (#1976)

Author: Dataliberate

data/ext/bib/bsdo-1.0.rdfa

@@ -111,6 +111,12 @@
 	<span property="rdfs:comment">Printed music, as opposed to performed or recorded music.</span>
 	<span> Subclass of:<a property="rdfs:subClassOf" href="http://schema.org/CreativeWork">schema:CreativeWork</a></span>
 </div>
+<div typeof="rdfs:Class" resource="http://schema.org/ShortStory">
+	<link property="http://schema.org/isPartOf" href="http://bib.schema.org" />
+	<span class="h" property="rdfs:label">ShortStory</span>
+	<span property="rdfs:comment">Short story or tale. A brief work of literature, usually written in narrative prose.</span>
+	<span> Subclass of:<a property="rdfs:subClassOf" href="http://schema.org/CreativeWork">schema:CreativeWork</a></span>
+</div>
 
 <hr/>
 <h2>Enumeration Members</h2>