Converge staging manifest with release

Move all staging image tags to the release versions
except for the pending projects: APPC, SO, VID, Robot.

Change-Id: I577d3906a115da90bb817fbbe143b441a13fd9ec
Issue-ID: INT-586
Signed-off-by: Gary Wu <gary.i.wu@huawei.com>
diff --git a/.gitreview b/.gitreview
index 6e77300..69549b9 100644
--- a/.gitreview
+++ b/.gitreview
@@ -2,3 +2,4 @@
 host=gerrit.onap.org
 port=29418
 project=integration.git
+defaultbranch=casablanca