title: Jackson: customization escaping of double quotes while serialize an object to json
body: <p>By default jackson escape double quotes by backslash: \". 
  So the json object looks like</p>
  
  <pre><code>{"title": "Testing \"double quotes\""}
  </code></pre>
  
  <p>I want to escape double quotes by two backslashes: \\". Like this</p>
  
  <pre><code>{"title": "Testing \\"double quotes\\""}
  </code></pre>
  
  <p>How to customize jackson serialization strategy for double quotes?</p>