Organized imports for main classes

Change-Id: I3b05d7f289706aef04019a820be9989f8fb54945
diff --git a/src/main/java/net/onrc/onos/core/flowprogrammer/OFBarrierReplyFuture.java b/src/main/java/net/onrc/onos/core/flowprogrammer/OFBarrierReplyFuture.java
index 5815137..bbd10cb 100644
--- a/src/main/java/net/onrc/onos/core/flowprogrammer/OFBarrierReplyFuture.java
+++ b/src/main/java/net/onrc/onos/core/flowprogrammer/OFBarrierReplyFuture.java
@@ -2,14 +2,14 @@
 
 import java.util.concurrent.TimeUnit;
 
-import org.openflow.protocol.OFBarrierReply;
-import org.openflow.protocol.OFMessage;
-import org.openflow.protocol.OFType;
-
 import net.floodlightcontroller.core.IOFSwitch;
 import net.floodlightcontroller.core.internal.OFMessageFuture;
 import net.floodlightcontroller.threadpool.IThreadPoolService;
 
+import org.openflow.protocol.OFBarrierReply;
+import org.openflow.protocol.OFMessage;
+import org.openflow.protocol.OFType;
+
 public class OFBarrierReplyFuture extends OFMessageFuture<OFBarrierReply> {
 
     protected volatile boolean finished;