message: docs: fix readme npm link
diff: @@ -25,7 +25,8 @@ The basic steps to setting up your targets are:
  2. Configure it to enable actions and add modifiers, inertia, etc.
  3. Add event listeners to provide visual feedback and update your app's state.
  -For example, here's some code for [a very simple slider input][slider-demo]:
  +For example, here's some code for [a very simple slider
  +input](https://codepen.io/taye/pen/GgpxNq):
  ```js
  // Step 1
  @@ -77,8 +78,9 @@ import interact from 'interactjs'
  const interact = require('interactjs')
  ```
  -If you're using [npm](npm), install the package as a dependency with `npm install
  -interactjs@next` then import or require the package in your JavaScript file.
  +If you're using [npm](https://docs.npmjs.com/about-npm/), install the package as
  +a dependency with `npm install interactjs@next` then import or require the
  +package in your JavaScript file.
  CDN
  ---
  @@ -167,6 +169,3 @@ Gesturable
  <!-- TODO -->
  - for 2-finger gestures
  - provide angle, scale and distance
  -
  -[slider-demo]: https://codepen.io/taye/pen/GgpxNq
  -[npm]: https://docs.npmjs.com/about-npm/
  