code: @RobotKeyword
      public boolean jsonShouldBeEqual(String from, String to) throws Exception {
          return jsonShouldBeEqual(from, to, false);
      }
docs: Checks if the given JSON contents are equal. See `Json Should Be Equal`
  for more details
  
  `from` and `to` can be either URI or the actual JSON content.
  
  You can add optional method (ie GET, POST, PUT), data or content type as parameters.
  Method defaults to GET.
  
  Example:
  | Json Should Be Equal | http://example.com/test.json | http://foobar.com/test.json |
  | Json Should Be Equal | { element: { param:hello } } | { element: { param:hello } } |
  | Json Should Be Equal | { element: { param:hello } } | { element: { param:hello } } | POST | {hello: world} | application/json |