docs: function remapLoadRecord(load, mapFunction) {
      load = extend({}, load);
      load.name = mapFunction(load.name, load.name);
      var depMap = {};
      Object.keys(load.depMap).forEach(function(dep) {
        depMap[dep] = mapFunction(load.depMap[dep], dep);
      });
      load.depMap = depMap;
      return load;
    }