LMS-2590 suppress BioFormat useless log messages

SVN: 23396

screening/dist/etc/log.xml

@@ -52,5 +52,10 @@
     <priority value="info" />
     <appender-ref ref="DEFAULT" />
   </root>
+
+  <logger name="loci.formats.in">
+    <!-- Print only messages of level warn or above from the BioFormats library -->
+    <level value="warn"/> 
+  </logger>
   
 </log4j:configuration>