Re-export Core.

lib/core.js

@@ -20,17 +20,12 @@ import { promiseRetry, bind, uuid } from './util';
  *    {@link module:promise} module for compatiblity with Internet Explorer.
  */
 
-// Exporting this way makes the Core class look static rather than exported, but
-// then we don't get the ugly constructor name "exports.Core" instead of just
-// "Core".
-// export { Core };
-
 /**
  * Core library instance. Provides helpers and device identification.
  * @class
  * @param {CoreConfig} cfg
  */
-function Core(cfg) {
+export function Core(cfg) {
   this.Promise = cfg.Promise || window.Promise;
 
   // API connectivity. TODO Move to an API client?

lib/track.js

@@ -1,8 +1,6 @@
 import { uuid } from "./util";
 import version from "./version";
 
-export { Track };
-
 /**
  * @typedef {object} TrackConfig
  * @prop {boolean} [init=true] Whether to hook into the browser.
@@ -14,7 +12,7 @@ export { Track };
  * @param {Core} core
  * @param {TrackConfig} [cfg]
  */
-function Track(core, cfg) {
+export function Track(core, cfg) {
   this.core = core;
 
   /** @prop {string} windowId An identifier which lasts until the next page refresh. */