code: function (options, iterationInfo) {
          // Use the identity for the key name
          var identity;
          if (options.mode === 'list') {
              identity = iterationInfo.relativeFullPath;
              //identity = identity.toLowerCase();
              //find and replace all containments of '/', ':' and '\' within the string
              identity = identity.replace(/\/|\\|:/g, '');
          }
          else if (options.mode === 'tree') {
              identity = iterationInfo.fileName;
              //identity = identity.toLowerCase();
          }
          else
              throw new Error('Unknown mode');
  
          //remove extention
          identity = identity.substr(0, identity.lastIndexOf('.')) || identity;
  
          return identity;
      }
docs: Generates identity for a module
  @param options
  @param iterationInfo
  @returns {string}