Use babel-runtime as opposed to babel-polyfill (#5662)

* Add babel-runtime

* Add babel-transform-runtime plugin

* Remove babel-polyfill imports

* Remove babel-polyfill package

* Transform exports to work around webpack 2.2

js/.babelrc

@@ -7,6 +7,8 @@
     "transform-decorators-legacy",
     "transform-class-properties",
     "transform-object-rest-spread",
+    "transform-es2015-modules-commonjs",
+    "transform-runtime",
     "lodash",
     "recharts"
   ],
@@ -25,7 +27,6 @@
     },
     "test": {
       "plugins": [
-        "transform-runtime",
         [ "babel-plugin-webpack-alias", { "config": "webpack/test.js" } ]
       ]
     }

js/package.json

@@ -77,11 +77,11 @@
     "babel-plugin-recharts": "1.1.0",
     "babel-plugin-transform-class-properties": "6.23.0",
     "babel-plugin-transform-decorators-legacy": "1.3.4",
+    "babel-plugin-transform-es2015-modules-commonjs": "6.24.1",
     "babel-plugin-transform-object-rest-spread": "6.23.0",
     "babel-plugin-transform-react-remove-prop-types": "0.3.2",
     "babel-plugin-transform-runtime": "6.23.0",
     "babel-plugin-webpack-alias": "2.1.2",
-    "babel-polyfill": "6.23.0",
     "babel-preset-env": "1.1.9",
     "babel-preset-es2015": "6.22.0",
     "babel-preset-es2016": "6.22.0",
@@ -159,6 +159,7 @@
   },
   "dependencies": {
     "@parity/wordlist": "1.0.1",
+    "babel-runtime": "6.23.0",
     "base32.js": "0.1.0",
     "bignumber.js": "3.0.1",
     "blockies": "0.0.2",

js/src/embed.js

@@ -14,7 +14,6 @@
 // You should have received a copy of the GNU General Public License
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
-import 'babel-polyfill';
 import 'whatwg-fetch';
 
 import es6Promise from 'es6-promise';

js/src/index.js

@@ -14,7 +14,6 @@
 // You should have received a copy of the GNU General Public License
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
-import 'babel-polyfill';
 import 'whatwg-fetch';
 
 import es6Promise from 'es6-promise';

js/src/library.etherscan.js

@@ -14,7 +14,6 @@
 // You should have received a copy of the GNU General Public License
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
-import 'babel-polyfill/dist/polyfill.js';
 import es6Promise from 'es6-promise';
 es6Promise.polyfill();
 

js/src/library.shapeshift.js

@@ -14,7 +14,6 @@
 // You should have received a copy of the GNU General Public License
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
-import 'babel-polyfill/dist/polyfill.js';
 import es6Promise from 'es6-promise';
 es6Promise.polyfill();
 

js/src/parity.js

@@ -14,7 +14,6 @@
 // You should have received a copy of the GNU General Public License
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
-import 'babel-polyfill';
 import 'whatwg-fetch';
 
 import es6Promise from 'es6-promise';

js/webpack/npm.js

@@ -53,9 +53,6 @@ module.exports = {
     'node-fetch': 'node-fetch'
   },
   module: {
-    noParse: [
-      /babel-polyfill/
-    ],
     rules: [
       {
         test: /(\.jsx|\.js)$/,

js/webpack/vendor.js

@@ -23,7 +23,6 @@ const ENV = process.env.NODE_ENV || 'development';
 const DEST = process.env.BUILD_DEST || '.build';
 
 let modules = [
-  'babel-polyfill',
   'bignumber.js',
   'blockies',
   'brace',