updated IEEE catalog number for IEEE1278.4-2013.DistributedInteractiveSimulation.VV+A

specifications/build.xml

@@ -85,7 +85,7 @@
                  file="${DIS.3.rename}"/>
 		
 		<!-- ======================== -->
-		<property name="DIS.4.document" value="7459689"/>
+		<property name="DIS.4.document" value="8685803"/>
 		<property name="DIS.4.rename"   value="IEEE1278.4-2013.DistributedInteractiveSimulation.VV+A.${DIS.4.document}.pdf.SAVEME"/>
 		<echo message="see ${ieeeBasePageUrl}${DIS.4.document}"/>
         <echo message="get ${ieeeBaseLinkUrl}${DIS.4.document}"/>