Include the module version and some code formatting (#52)

* Include the module version and some code formatting

* Explicitly specify the version for SG AWS module

README.md

@@ -11,6 +11,7 @@ These types of resources are supported:
 ```hcl
 module "ec2_cluster" {
   source                 = "terraform-aws-modules/ec2-instance/aws"
+  version                = "1.12.0"
 
   name                   = "my-cluster"
   instance_count         = 5
@@ -67,12 +68,13 @@ data "aws_ami" "encrypted-ami" {
 
 data "aws_ami" "ubuntu-xenial" {
   most_recent = true
-  owners      = ["099720109477"]
 
   filter {
     name   = "name"
     values = ["ubuntu/images/hvm-ssd/ubuntu-xenial-16.04-amd64-server-*"]
   }
+
+  owners      = ["099720109477"]
 }
 ```
 

examples/basic/main.tf

@@ -35,6 +35,7 @@ data "aws_ami" "amazon_linux" {
 
 module "security_group" {
   source      = "terraform-aws-modules/security-group/aws"
+  version     = "2.7.0"
 
   name        = "example"
   description = "Security group for example usage with EC2 instance"

examples/volume-attachment/main.tf

@@ -35,6 +35,7 @@ data "aws_ami" "amazon_linux" {
 
 module "security_group" {
   source      = "terraform-aws-modules/security-group/aws"
+  version     = "2.7.0"
 
   name        = "example"
   description = "Security group for example usage with EC2 instance"