feature(cloudcmd) decrease bundle size: disable convertion to es5

cloudcmd.common.js: 155K -> 141K
cloudcmd.js: 26K -> 20K

.babelrc

@@ -1,18 +1,8 @@
 {
   "presets": [
-    ["@babel/preset-env", {
-      "exclude": [
-        "transform-regenerator"
-      ]
-    }],
+    "@babel/preset-env"
   ],
   "plugins": [
-    ["module:fast-async", {
-      "compiler": {
-        "generators": false,
-        "runtimePatter": ".js"
-      }
-    }],
     "module:babel-plugin-macros",
   ]
 }

.browserslistrc

@@ -0,0 +1,5 @@
+last 2 Chrome versions
+last 2 Safari versions
+Firefox ESR
+maintained node versions
+not dead

package.json

@@ -183,7 +183,6 @@
     "eslint-plugin-node": "^9.0.1",
     "eslint-plugin-putout": "^2.0.0",
     "extract-text-webpack-plugin": "^4.0.0-alpha.0",
-    "fast-async": "^7.0.6",
     "gritty": "^4.7.0",
     "gunzip-maybe": "^1.3.1",
     "html-looks-like": "^1.0.2",