Bugfix/ti modern splitting/preset-env (#73)

* bump v

Author: Vincent

config/babelOptions.js

@@ -2,15 +2,25 @@ const packageConfig = require('./packageConfig');
 
 const babelOptions = {
   passPerPreset: true,
-  presets: ['@babel/preset-typescript', '@babel/preset-react'],
+  presets: [
+    [
+      '@babel/preset-env',
+      {
+        useBuiltIns: 'entry',
+        corejs: 3,
+      },
+    ],
+    '@babel/typescript',
+    '@babel/react',
+  ],
   plugins: [
-    '@loadable/babel-plugin',
     [
-      '@babel/plugin-transform-runtime',
+      '@babel/transform-runtime',
       {
-        corejs: 2,
+        corejs: 3,
       },
     ],
+    '@loadable/babel-plugin',
     'react-hot-loader/babel',
     [
       'relay',

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@firstlookmedia/react-scripts",
-  "version": "2.0.0-rc23",
+  "version": "2.0.0-rc24",
   "description": "shared react site configs",
   "author": "First Look Media",
   "license": "MIT",
@@ -13,22 +13,24 @@
   },
   "dependencies": {
     "@babel/cli": "^7.0.0",
-    "@babel/core": "^7.0.0",
+    "@babel/core": "^7.5.0",
     "@babel/plugin-proposal-class-properties": "^7.0.0",
     "@babel/plugin-proposal-export-namespace-from": "^7.0.0",
     "@babel/plugin-proposal-function-sent": "^7.0.0",
     "@babel/plugin-proposal-json-strings": "^7.0.0",
     "@babel/plugin-proposal-nullish-coalescing-operator": "^7.4.4",
     "@babel/plugin-proposal-numeric-separator": "^7.0.0",
+    "@babel/plugin-proposal-object-rest-spread": "^7.5.5",
     "@babel/plugin-proposal-optional-chaining": "^7.2.0",
     "@babel/plugin-proposal-throw-expressions": "^7.0.0",
     "@babel/plugin-syntax-dynamic-import": "^7.0.0",
     "@babel/plugin-syntax-import-meta": "^7.0.0",
+    "@babel/plugin-transform-arrow-functions": "^7.2.0",
     "@babel/plugin-transform-runtime": "^7.0.0",
-    "@babel/preset-env": "^7.0.0",
+    "@babel/preset-env": "^7.5.5",
     "@babel/preset-react": "^7.0.0",
     "@babel/preset-typescript": "^7.3.3",
-    "@babel/runtime-corejs2": "^7.0.0",
+    "@babel/runtime-corejs3": "^7.5.5",
     "@loadable/babel-plugin": "^5.8.0",
     "@loadable/webpack-plugin": "^5.7.1",
     "autoprefixer": "^8",
@@ -92,7 +94,6 @@
   },
   "devDependencies": {
     "babel-plugin-macros": "^2.6.1",
-    "core-js": "^2.4.1",
     "eslint": "^4",
     "eslint-config-airbnb-base": "^12",
     "eslint-plugin-import": "^2",