Make OntologySearchException a checked exception

Author: arteymix

src/ubic/basecode/ontology/search/OntologySearchException.java

@@ -4,7 +4,7 @@
  * Base class for exceptions raised by {@link OntologySearch}.
  * @author poirigui
  */
-public class OntologySearchException extends RuntimeException {
+public class OntologySearchException extends Exception {
     private final String query;
 
     public OntologySearchException( String message, String query, Throwable cause ) {