http://stackoverflow.com/questions/37200080/how-to-export-imported-object-in-es6
import d, {obj} from '...';
export {obj, d};
// or
export {obj as name1, d as name2};
export * from '...';
export {a, b as name1} from '...';
export {default} from '...';
export {default as name1} from '...';