title: create-react-app error - Cannot find module 'fs-extra'
body: <p>When I run <code>create-react-app</code> in the CLI I get the following error message back:</p>
  
  <pre><code>    $ create-react-app udacity-goals-todo
  internal/modules/cjs/loader.js:573
      throw err;
      ^
  
  Error: Cannot find module 'fs-extra'
      at Function.Module._resolveFilename (internal/modules/cjs/loader.js:571:15)
      at Function.Module._load (internal/modules/cjs/loader.js:497:25)
      at Module.require (internal/modules/cjs/loader.js:626:17)
      at require (internal/modules/cjs/helpers.js:20:18)
      at Object.&lt;anonymous&gt; (/usr/local/lib/node_modules/create-react-app/createReactApp.js:40:12)
      at Module._compile (internal/modules/cjs/loader.js:678:30)
      at Object.Module._extensions..js (internal/modules/cjs/loader.js:689:10)
      at Module.load (internal/modules/cjs/loader.js:589:32)
      at tryModuleLoad (internal/modules/cjs/loader.js:528:12)
      at Function.Module._load (internal/modules/cjs/loader.js:520:3)
  </code></pre>
  
  <p>I have tried uninstalling and reinstalling <code>create-react-app</code> as well as reinstalling <code>fs-extra</code>.</p>
  
  <p>Any ideas on how to get this up and running again?</p>