Remove trailing spaces, formatting + javadoc.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/collections/trunk@1477795 13f79535-47bb-0310-9956-ffa450edef68

src/main/java/org/apache/commons/collections4/IteratorUtils.java

@@ -867,7 +867,6 @@ public class IteratorUtils {
         return new IteratorIterable<E>(iterator, false);
     }
 
-    
     /**
      * Gets an iterable that wraps an iterator.  The returned iterable can be
      * used for multiple iterations.

src/main/java/org/apache/commons/collections4/ListUtils.java

@@ -539,11 +539,13 @@ public class ListUtils {
      * @param <E>  the element type
      * @param a  the first list
      * @param b  the second list
+     * @param equator  the equator used to test object equality
      * @return the longest common subsequence
      * @throws IllegalArgumentException if either list or the equator is {@code null}
      * @since 4.0
      */
-    public static <E> List<E> longestCommonSubsequence(final List<E> a, final List<E> b, final Equator<? super E> equator) {
+    public static <E> List<E> longestCommonSubsequence(final List<E> a, final List<E> b,
+                                                       final Equator<? super E> equator) {
         if (a == null || b == null) {
             throw new IllegalArgumentException("List must not be null");
         }