How to add Amazon s3 support?
Adding the ability to save files to Amazon s3.
1.) Create AWS account, go to https://portal.aws.amazon.com/billing/signup#/start
2.) After create account go to (1) Security credentials"
![Amazon aws s3](s3_1.png)
3.) (1) Select "Access keys" (2) click "Create New Access key"
![Amazon aws s3](s3_2.png)
4.) Copy (1) "Access Key Id" and (2) "Secret Access Key" to you admin panel, section "Amazon s3"
![Amazon aws s3](s3_3.png)