Added a messaging service implementation on top of IOLoop. Added ability to easily switch between netty and io loop (default is netty)

Change-Id: Id9af0756bf0a542f832f3611b486b2ac680b91e4
diff --git a/core/store/dist/pom.xml b/core/store/dist/pom.xml
index 7384988..ba456ca 100644
--- a/core/store/dist/pom.xml
+++ b/core/store/dist/pom.xml
@@ -53,6 +53,12 @@
 
         <dependency>
             <groupId>org.onosproject</groupId>
+            <artifactId>onlab-nio</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>org.onosproject</groupId>
             <artifactId>onlab-misc</artifactId>
             <version>${project.version}</version>
         </dependency>