README.md in terraforming-0.3.2 vs README.md in terraforming-0.4.0

@@ -49,15 +49,28 @@
 export AWS_ACCESS_KEY_ID=XXXXXXXXXXXXXXXXXXXX
 export AWS_SECRET_ACCESS_KEY=xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
 export AWS_DEFAULT_REGION=xx-yyyy-0
 ```
 
+You can also specify credential profile in `~/.aws/credentials` by `--profile` option.
+
+```bash
+$ cat ~/.aws/credentials
+[hoge]
+aws_access_key_id = Hoge
+aws_secret_access_key = FugaFuga
+
+# Pass profile name by --profile option
+$ terraforming s3 --profile hoge
+```
+
 ## Usage
 
 ```bash
 $ terraforming
 Commands:
+  terraforming asg             # AutoScaling Group
   terraforming dbpg            # Database Parameter Group
   terraforming dbsg            # Database Security Group
   terraforming dbsn            # Database Subnet Group
   terraforming ec2             # EC2
   terraforming ecc             # ElastiCache Cluster
@@ -83,11 +96,11 @@
 ```
 
 ### Export tf
 
 ```bash
-$ terraforming <resource>
+$ terraforming <resource> [--profile PROFILE]
 ```
 
 (e.g. S3 buckets):
 
 ```bash
@@ -107,10 +120,10 @@
 ```
 
 ### Export tfstate
 
 ```bash
-$ terraforming <resource> --tfstate [--merge TFSTATE_PATH] [--overwrite]
+$ terraforming <resource> --tfstate [--merge TFSTATE_PATH] [--overwrite] [--profile PROFILE]
 ```
 
 (e.g. S3 buckets):
 
 ```bash