title: JSON.parse error is giving error with double quotes string
body: <p>Why is it that</p>
  
  <pre><code>//Code
  JSON.parse("{'name':'Khushal Khan'}");
  </code></pre>
  
  <p>results in this error</p>
  
  <pre><code>//Resposnse
  SyntaxError: Unexpected token '
  </code></pre>
  
  <p>while this works perfectly</p>
  
  <pre><code>//Code
  JSON.parse('{"name":"Khushal Khan"}');
  </code></pre>
  
  <p>Output:</p>
  
  <pre><code>//Response
  Object {name: "Khushal Khan"}
  </code></pre>