Merge changes I88ecbd32,I5012c15a

* changes:
  Remove haproxy and syslog-sidecar
  Enable dynamodb global-refdb

dual-primary/cf-cluster.yml

diff --git a/dual-primary/cf-cluster.yml b/dual-primary/cf-cluster.yml
index 433a24b..440c6d7 100644
--- a/dual-primary/cf-cluster.yml
+++ b/dual-primary/cf-cluster.yml
@@ -79,7 +79,7 @@
     Default: 256
   PrimaryMaxCount:
     Description: The maximum number of EC2 instances in the primary autoscaling group
-    ConstraintDescription: number of haproxy must be at least 2
+    ConstraintDescription: number of primary instances in the primary autoscaling group. Must be at least 2
     Type: Number
     Default: 2
     MinValue: 2