code: function unwrap(match) {
          var i, elements = getWrappersByIndex(match ? indexOf(match) : null);
  
          i = elements.length;
          while (i--) {
            unwrapElement(elements[i]);
          }
  
          return this;
        }
docs: Unwraps the specified match object or all matches if unspecified.
  
  @param {Object} [match] Optional match object.
  @return {DomTextMatcher} Current DomTextMatcher instance.