Updated get-vim-ips script to use hostnames.

- Made the qemu-agent content in the cloud-init config to be controlled
  by a 'install-qemu-agent' flag.

modules/aws-network/main.tf

@@ -33,7 +33,7 @@ resource "aws_default_security_group" "sg" {
   }
 
   tags = {
-    Name = "${var.name-prefix}-ssh-from-admins--sg"
+    Name = "${var.name-prefix}-ssh-from-admins-sg"
   }
 }