Inserted set and get controllers methods in ovsdb controller config

Change-Id: I791ff2ae159d0ac50beff22abda2b187913428f6
diff --git a/ovsdb/api/pom.xml b/ovsdb/api/pom.xml
index 7089216..c264ae9 100644
--- a/ovsdb/api/pom.xml
+++ b/ovsdb/api/pom.xml
@@ -48,6 +48,10 @@
         </dependency>
         <dependency>
             <groupId>org.onosproject</groupId>
+            <artifactId>onos-api</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.onosproject</groupId>
             <artifactId>onos-ovsdb-rfc</artifactId>
             <version>${project.version}</version>
         </dependency>