Adding mcord branch: using kubespray master and specific calico/sctp options

Change-Id: Ifed0c1ff84398c53e29e285f34b4f910846e775f
diff --git a/kubespray-installer/setup.sh b/kubespray-installer/setup.sh
index ff946b2..51ad780 100755
--- a/kubespray-installer/setup.sh
+++ b/kubespray-installer/setup.sh
@@ -20,7 +20,7 @@
 
 set -e -o pipefail
 
-KS_COMMIT="${KS_COMMIT:-v2.8.1}"
+KS_COMMIT="${KS_COMMIT:-master}"
 
 install_kubespray () {
   # Cleanup Old Kubespray Installations