message: docs: add venice-icons description in readme.md
diff: @@ -147,6 +147,10 @@ This project has the following folders:
  It contains internal configs of Venice. If you need to share something between project, it needs to stay here.
  +#### `packages/venice-icons`
  +
  +It contains all the icons used in Venice. Venice uses [fontello](http://fontello.com/) to generate the `config.json` file with icons.
  +
  #### `packages/venice-types`
  It contains types and interfaces used across Venice. Types related to an specific property of Vue/React should go to their package.
  