fix(TypeScript): exported ponyfill now works with TypeScript

BREAKING CHANGE: CJS users will now have to

.babelrc

@@ -1,4 +1,3 @@
 {
-  "presets": ["es2015"],
-  "plugins": ["add-module-exports"],
+  "presets": ["es2015"]
 }

es/index.js

@@ -9,6 +9,4 @@ if (typeof global !== 'undefined') {
 }
 
 var result = ponyfill(root);
-// being explicit
-result['default'] = result;
 export default result;

package.json

@@ -36,7 +36,6 @@
   ],
   "devDependencies": {
     "babel-cli": "^6.9.0",
-    "babel-plugin-add-module-exports": "^0.2.1",
     "babel-preset-es2015": "^6.9.0",
     "chai": "^3.5.0",
     "mocha": "^2.4.5",

test/index.js

@@ -1,6 +1,6 @@
 /* global describe, it */
 var expect = require('chai').expect;
-var $$observable = require('../');
+var $$observable = require('../').default;
 
 describe('integration test', function () {
 	if (typeof Symbol === 'function') {

test/ponyfill.js

@@ -1,6 +1,6 @@
 /* global describe, it */
 var expect = require('chai').expect;
-var ponyfill = require('../lib/ponyfill');
+var ponyfill = require('../lib/ponyfill').default;
 
 describe('ponyfill unit tests', function () {
   describe('when Symbol does NOT exist as a function', function () {

ts-test/test.ts

@@ -1,9 +1,10 @@
 import $$symbolObservable from '../';
 
-console.log('***********************');
-console.log('RUNNING TYPESCRIPT TEST');
-console.log('***********************');
+console.log('RUNNING TYPESCRIPT TEST...');
 
 if (typeof $$symbolObservable !== 'symbol' && <any>$$symbolObservable !== '@@observable') {
+  console.log('FAIL');
   throw new Error('Sorry, $symbolObservable is ' + JSON.stringify($$symbolObservable));
 }
+
+console.log('PASS');