Merge pull request #59 from cl0udf0x/master

Upping Bastion AWS image type as Ansible is run is failing due to lack of memory.

modules/openshift/08-bastion.tf

@@ -1,7 +1,7 @@
 //  Launch configuration for the consul cluster auto-scaling group.
 resource "aws_instance" "bastion" {
   ami                  = "${data.aws_ami.amazonlinux.id}"
-  instance_type        = "t2.micro"
+  instance_type        = "t2.small"
   iam_instance_profile = "${aws_iam_instance_profile.bastion-instance-profile.id}"
   subnet_id            = "${aws_subnet.public-subnet.id}"