remove babel polyfill

.babelrc

@@ -1,12 +1,12 @@
 {
-  "compact": false,
+  "compact": true,
   "comments": false,
-  "presets": ["es2015"],
   "plugins": [
     "syntax-async-functions",
     "syntax-object-rest-spread",
+    "transform-es2015-modules-commonjs",
+    "transform-async-to-generator",
     "transform-object-rest-spread",
-    "transform-regenerator",
-    "transform-runtime"
+    "transform-strict-mode"
   ]
 }

package.json

@@ -28,7 +28,6 @@
   },
   "homepage": "https://github.com/Gizeta/kcsp",
   "dependencies": {
-    "babel-polyfill": "^6.3.14",
     "daemon": "^1.1.0",
     "forever-monitor": "^1.7.0",
     "level": "^1.4.0",
@@ -39,8 +38,11 @@
   },
   "devDependencies": {
     "babel-cli": "^6.4.0",
+    "babel-plugin-syntax-export-extensions": "^6.3.13",
+    "babel-plugin-transform-async-to-generator": "^6.4.6",
+    "babel-plugin-transform-es2015-modules-commonjs": "^6.4.5",
+    "babel-plugin-transform-export-extensions": "^6.4.0",
     "babel-plugin-transform-object-rest-spread": "^6.3.13",
-    "babel-plugin-transform-regenerator": "^6.3.26",
-    "babel-preset-es2015": "^6.3.13"
+    "babel-plugin-transform-strict-mode": "^6.3.13"
   }
 }

src/cli.js

@@ -1,7 +1,6 @@
 import server from './server';
 import config from './config';
 import logger from './logger';
-import 'babel-polyfill';
 
 server.listen(config.port);
 logger.info('kcsp server started.');