docs: function defaultMetaDataBuilder(spec, descriptions, results, capabilities) {
  	var metaData = {
  			description: descriptions.join(' ')
  			, passed: results.passed()
  			, os: capabilities.caps_.platform
  			, sessionId: capabilities.caps_['webdriver.remote.sessionid']
              , browser: {
  				name: capabilities.caps_.browserName
  				, version: capabilities.caps_.version
  			}
  		};
  
      if(results.items_.length > 0) {
  		var result = results.items_[0];
  		if(!results.passed()){
  			var failedItem = _.where(results.items_,{passed_: false})[0];
  			if(failedItem){
  				metaData.message = failedItem.message || 'Failed';
  				metaData.trace = failedItem.trace? (failedItem.trace.stack || 'No Stack trace information') : 'No Stack trace information';
  			}
  
  		}else{
  			metaData.message = result.message || 'Passed';
  			metaData.trace = result.trace.stack;
  		}
  
  	}
  
  	return metaData;
  }