Reduce Eclipse warnings

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/csv/trunk@1303699 13f79535-47bb-0310-9956-ffa450edef68

src/test/java/org/apache/commons/csv/CSVFormatTest.java

@@ -151,6 +151,7 @@ public class CSVFormatTest {
         }
     }
 
+    @SuppressWarnings("boxing") // no need to worry about boxing here
     @Test
     public void testSerialization() throws Exception {
         ByteArrayOutputStream out = new ByteArrayOutputStream();