Update CentOS AMI and README.md

Author: rf-sys

README.md

@@ -33,3 +33,11 @@ Variables that are used by this module:
 10. aws_key_pair_private_key_path - path to ssh private key (example: /home/admin/.ssh/id_rsa)
 11. show_jenkins_password - show initialAdminPassword eventually (default: 0 - false) 
 12. attach_test_uids - attach uniq hash to resources' names (default: 0 - false) 
+
+Example Configuration
+------
+https://gist.github.com/salvatoris/f45e717433a6f09482963fbd01d24206
+
+Example Output
+------
+https://gist.github.com/salvatoris/1de5b5408303eb554305a876aa0ce846

variables.tf

@@ -8,7 +8,7 @@ variable "aws_region" {}
 
 variable "aws_instance_ami" {
   # Default CentOS AMI. Last check: 03.04.2018
-  default = "ami-337be65c"
+  default = "ami-dd3c0f36"
 }
 variable "aws_instance_type" {}
 variable "aws_instance_name" {}