title: Angular CLI 'ng' is not recognized as valid command
body: <p>NodeJS version: v10.0.0</p>
  
  <p>npm version: 5.6.0</p>
  
  <p>After I did 'npm install -g @angular/cli' it was successfully installed</p>
  
  <p>But when I try to run the 'ng' command: <strong>'ng' is not recognized as internal or external command</strong></p>