in progress

.babelrc

@@ -3,15 +3,21 @@
     "presets": [
         [
             "@babel/preset-env", {
-                // "modules": false,
                 "targets": {
                     "node": "current",
-                    // "ie": 11,
-                    // "browsers": "last 5 versions"
+                    // "chrome": 66,
+                    // "firefox": 60,
+                    "ie": 11,
                 },
-                // "useBuiltIns": "usage",
+                // "useBuiltIns": "entry"
             }
         ]
     ],
-    "plugins": ["@babel/plugin-syntax-dynamic-import", "@babel/plugin-transform-arrow-functions"]
+    "plugins": [
+        // ["@babel/plugin-transform-runtime",
+        //   {
+        //     "regenerator": true
+        //   }
+        // ],
+        "@babel/plugin-syntax-dynamic-import", "@babel/plugin-transform-arrow-functions"]
 }