Fix id tags and svn:keywords for util package.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1364389 13f79535-47bb-0310-9956-ffa450edef68

src/main/java/org/apache/commons/math3/util/Incrementor.java

@@ -27,8 +27,8 @@ import org.apache.commons.math3.exception.NullArgumentException;
  * custom {@link MaxCountExceededCallback callback}, in order to e.g.
  * select which exception must be thrown.
  *
- * @version $Id$
  * @since 3.0
+ * @version $Id$
  */
 public class Incrementor {
     /**

src/main/java/org/apache/commons/math3/util/MultidimensionalCounter.java

@@ -39,8 +39,9 @@ import org.apache.commons.math3.exception.NotStrictlyPositiveException;
  *  <li>...</li>
  *  <li>(1, 3, 2) corresponds to 23</li>
  * </ul>
- * @version $Id$
+ *
  * @since 2.2
+ * @version $Id$
  */
 public class MultidimensionalCounter implements Iterable<Integer> {
     /**

src/main/java/org/apache/commons/math3/util/Pair.java

@@ -26,8 +26,8 @@ package org.apache.commons.math3.util;
  * @param <K> Key type.
  * @param <V> Value type.
  *
- * @version $Id$
  * @since 3.0
+ * @version $Id$
  */
 public class Pair<K, V> {
     /** Key. */