message: Update README.md
  Looks like the package has been renamed
diff: @@ -11,7 +11,7 @@ AWS Lambda serverless proxy for [Marble.js](https://github.com/marblejs/marble).
  ## Installation
  ```
  -$ npm i @marblejs/serverless-aws-lambda
  +$ npm i @marblejs/serverless
  ```
  Requires `@marblejs/core` to be installed.
  