Enable checkstyle rule for JLS modifier order

JLS specifies a preferred order for modifiers in
declarations.  Enabled this rule and fixed the
problems that it encountered.

Change-Id: I5e8fa3d29f785ced4c61fbb8c7c8b168289f06e2
diff --git a/src/main/java/net/onrc/onos/core/datagrid/web/IntentResource.java b/src/main/java/net/onrc/onos/core/datagrid/web/IntentResource.java
index 4dbebe8..909ec82 100755
--- a/src/main/java/net/onrc/onos/core/datagrid/web/IntentResource.java
+++ b/src/main/java/net/onrc/onos/core/datagrid/web/IntentResource.java
@@ -37,7 +37,7 @@
  * @author nickkaranatsios
  */
 public class IntentResource extends ServerResource {
-    private final static Logger log = LoggerFactory.getLogger(IntentResource.class);
+    private static final Logger log = LoggerFactory.getLogger(IntentResource.class);
     // TODO need to assign proper application id.
     private static final String APPLN_ID = "1";