code: function renderProblemFiles(files, currDir) {
  	return _.map(files, function(fileDetails) {
  		return filesTemplate({
  			fileId: _.camelCase(fileDetails.filePath),
  			filePath: fileDetails.filePath.replace(currDir, ''),
  			errorCount: fileDetails.errorCount,
  			warningCount: fileDetails.warningCount
  		});
  	}).join('\n');
  }
docs: Renders list of problem files
  @param {array} files
  @param {String} currDir Current working directory
  @return {string} HTML string describing the files.