utils/build clean up

utils/build/README.md

@@ -1,8 +0,0 @@
-## Setup
-
-- Install [Node.js](https://nodejs.org/)
-- Execute `npm install`
-
-## Build
-
-- Execute `npm run build` (`npm run build-closure` to compile using the [Google Closure Compiler](https://developers.google.com/closure/compiler/))