title: Error when installed react-native-cli command not found
body: <p>Thanks for any help in advance , I am new to Mac in general so please forgive my question if its very straightforward, I installed native-react-cli and wanted to open/create a project . But I get the error 'react-native : command not found' </p>
  
  <p>I install react-native-cli:</p>
  
  <pre><code>npm install -g react-native-cli
  npm http GET https://registry.npmjs.org/react-native-cli
  npm http 304 https://registry.npmjs.org/react-native-cli
  npm WARN package.json react-native-cli@0.1.3 No README.md file found!
  /usr/local/share/npm/bin/react-native -&gt; /usr/local/share/npm/lib/node_modules/react-native-cli/index.js
  react-native-cli@0.1.3 /usr/local/share/npm/lib/node_modules/react-native-cli
  </code></pre>
  
  <p>I try to open/create a project:</p>
  
  <pre><code>react-native AwesomeProject
  -bash: react-native: command not found
  react-native init helloWorld
  -bash: react-native: command not found
  </code></pre>
  
  <p>Thanks for your time , I greatly appreciate any help</p>