code: function(node) {
        var range = rangy.createRange(this.doc);
        range.setStartBefore(node);
        range.setEndBefore(node);
        return this.setSelection(range);
      }
docs: Set the caret in front of the given node
  
  @param {Object} node The element or text node where to position the caret in front of
  @example
  selection.setBefore(myElement);