Creating persistence service.

Change-Id: Ib78b4001a24c71b4096e5a2a446dbd5009aa1090
diff --git a/core/store/pom.xml b/core/store/pom.xml
index 2b246b8..219ae5d 100644
--- a/core/store/pom.xml
+++ b/core/store/pom.xml
@@ -33,7 +33,8 @@
 
     <modules>
         <module>dist</module>
-        <module>serializers</module>
+        <module>persistence</module>
+	<module>serializers</module>
     </modules>
 
     <dependencies>