Further code analysis improvements

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1517569 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/main/java/org/apache/maven/plugins/stage/DefaultRepositoryCopier.java b/src/main/java/org/apache/maven/plugins/stage/DefaultRepositoryCopier.java
index 6fa6704..6da520d 100644
--- a/src/main/java/org/apache/maven/plugins/stage/DefaultRepositoryCopier.java
+++ b/src/main/java/org/apache/maven/plugins/stage/DefaultRepositoryCopier.java
@@ -57,7 +57,6 @@
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 import java.util.ArrayList;
-import java.util.Iterator;
 import java.util.List;
 import java.util.Set;
 import java.util.TreeSet;