title: Tterm 'react-native' is not recognized when running react-native run android
body: <p>I need help in building my react-native project. I have tried react-native run-android but I get the following error:</p>
  
  <pre><code>react-native : The term 'react-native' is not recognized as the name of a cmdlet, function, script file, or operable program. Check the spelling
  of the name, or if a path was included, verify that the path is correct and try again.
  At line:1 char:1
  + react-native run android
  + ~~~~~~~~~~~~
  + CategoryInfo          : ObjectNotFound: (react-native:String) [], CommandNotFoundException
  + FullyQualifiedErrorId : CommandNotFoundException
  </code></pre>