[WIP] next@7, add babel.config.js, upgrade pkgs

Author: deptno

babel.config.js

@@ -0,0 +1,10 @@
+module.exports = (api) => {
+  api.cache(true)
+  return {
+    presets: [],
+    plugins: [
+      '@babel/proposal-class-properties',
+      '@babel/proposal-object-rest-spread',
+    ]
+  }
+}

package.json

@@ -22,9 +22,9 @@
   "dependencies": {
     "classnames": "^2.2.5",
     "moment": "^2.22.1",
-    "next": "^6.1.1",
-    "react": "^16.4.2",
-    "react-dom": "^16.4.2",
+    "next": "^7.0.0",
+    "react": "^16.5.2",
+    "react-dom": "^16.5.2",
     "react-ga": "^2.5.3",
     "react-redux": "^5.0.7",
     "redux": "^4.0.0",
@@ -50,6 +50,7 @@
     "awesome-typescript-loader": "4",
     "babel-loader": "^7.1.4",
     "babel-plugin-transform-define": "^1.3.0",
+    "babel-upgrade": "^0.0.23",
     "cssnano": "^3.10.0",
     "enzyme": "^3.3.0",
     "enzyme-adapter-react-16": "^1.1.1",