Initial implementation of the intent domain manager

Change-Id: I9721449599a4a67bfad7469173c3b47a681873f6
diff --git a/incubator/api/src/main/java/org/onosproject/incubator/net/domain/IntentDomainAdminService.java b/incubator/api/src/main/java/org/onosproject/incubator/net/domain/IntentDomainAdminService.java
index 6833d38..f5ceaa9 100644
--- a/incubator/api/src/main/java/org/onosproject/incubator/net/domain/IntentDomainAdminService.java
+++ b/incubator/api/src/main/java/org/onosproject/incubator/net/domain/IntentDomainAdminService.java
@@ -22,7 +22,7 @@
  * Administrative interface for the intent domain service.
  */
 @Beta
-public interface IntentDomainAdminService {
+public interface IntentDomainAdminService extends IntentDomainService {
 
     /**
      * Register an application that provides intent domain service.