Preparing cord-1.0 rc1

Change-Id: Id1c76edc233cc0505acfa5433b33a515fdbe7197
diff --git a/.gitreview b/.gitreview
index 3580718..5f502bb 100644
--- a/.gitreview
+++ b/.gitreview
@@ -3,4 +3,4 @@
 port=29418
 project=maas.git
 defaultremote=origin
-defaultbranch=master
+defaultbranch=cord-1.0