Prepare for RC0 release

Update to prepare for RC0 release build: remove -STAGING tag from
release version and use released parent poms.

Change-Id: I45e31eca955943ca66ec90db826a50d42f1f1d69
Issue-ID: CCSDK-617
Signed-off-by: Timoney, Dan (dt5972) <dtimoney@att.com>
diff --git a/features/ccsdk-sli-northbound-all/pom.xml b/features/ccsdk-sli-northbound-all/pom.xml
index 7a7f1fa..6c4a01c 100644
--- a/features/ccsdk-sli-northbound-all/pom.xml
+++ b/features/ccsdk-sli-northbound-all/pom.xml
@@ -7,7 +7,7 @@
 	<parent>
 		<groupId>org.onap.ccsdk.parent</groupId>
 		<artifactId>single-feature-parent</artifactId>
-		<version>1.1.1-SNAPSHOT</version>
+		<version>1.1.1</version>
 		<relativePath />
 	</parent>