Remove redundant calls to super().

src/main/java/org/apache/commons/logging/LogConfigurationException.java

@@ -33,7 +33,6 @@ public class LogConfigurationException extends RuntimeException {
      * Construct a new exception with <code>null</code> as its detail message.
      */
     public LogConfigurationException() {
-        super();
     }
 
     /**

src/main/java/org/apache/commons/logging/impl/LogFactoryImpl.java

@@ -83,7 +83,6 @@ public class LogFactoryImpl extends LogFactory {
      * Public no-arguments constructor required by the lookup mechanism.
      */
     public LogFactoryImpl() {
-        super();
         initDiagnostics();  // method on this object
         if (isDiagnosticsEnabled()) {
             logDiagnostic("Instance created.");