ADDED: CHANGELOG and info about versioning.

Author: balassy

CHANGELOG.md

@@ -0,0 +1,12 @@
+# Change Log
+
+All notable changes to this project is documented in this file.
+This project adheres to [Semantic Versioning](http://semver.org/).
+
+## Unreleased
+
+- Meeting CII Best Practices ["Passing" level] criteria (https://github.com/coreinfrastructure/best-practices-badge/blob/master/doc/criteria.md).
+
+## [1.0.0]
+
+First public release.

README.md

@@ -35,6 +35,8 @@ This sample uses the [Serverless Application Framework](https://serverless.com/)
 - **[EditorConfig](http://editorconfig.org/)** settings - _for consistent coding styles between different editors._
 - Sample CRUD implementation (in progress) - _to see it all in action_.
 
+For updates, please check the [CHANGELOG](https://github.com/balassy/aws-lambda-typescript/blob/master/CHANGELOG.md).
+
 ## Setup
 
 1. **Install [Node.js](https://nodejs.org).**
@@ -258,7 +260,6 @@ Contributions of all kinds are welcome, please feel free to send Pull Requests.
 
 Thanks for your help in making this project better!
 
-
 ## Read more
 
 * [Serverless.yml Reference](https://serverless.com/framework/docs/providers/aws/guide/serverless.yml/)