Angular-cli ng serve livereload not working
<p>I have created a sample project wiht Ng-cli, then i run ng serve in the source folder, the project loads correctly in the browser but livereload not working.</p>

<p>npm -v : 3.10.9</p>

<p>ng -v:
 angular-cli: 1.0.0-beta.19-3
 node: 4.4.3
 os: win32 x64</p>

<p>Already searched a lot information on internet, and nothing solved the issue.</p>