Update README.md

Author: biilmann

README.md

@@ -10,6 +10,8 @@ Sets up [netlify-lambda](https://github.com/netlify/netlify-lambda) for vue-cli
 vue add netlify-lambda
 ```
 
+_Note, until [this PR](https://github.com/vuejs/vue-cli/pull/1038/files) gets merged into vue-cli, this will also modify binaries in the project in a way that breaks their encoding, so only commit the relevant files_
+
 ## Usage
 
 This ads a `netlify.toml` and a `src/lambda` folder with an example `hello.js` lambda function.