package updates

.babelrc

@@ -1,3 +1,3 @@
 {
-  "presets": ["es2015"]
+  "presets": ["env"]
 }

package.json

@@ -43,7 +43,7 @@
   "devDependencies": {
     "acorn": "^5.2.1",
     "babel-core": "^6.26.0",
-    "babel-preset-es2015": "^6.24.1",
+    "babel-preset-env": "^1.6.1",
     "browser-sync": "^2.18.13",
     "concurrent-transform": "^1.0.0",
     "critical": "^0.8.4",
@@ -74,10 +74,10 @@
     "gulp-zip": "^4.0.0",
     "js-yaml": "^3.9.1",
     "request": "^2.81.0",
-    "stylelint": "^8.2.0",
+    "stylelint": "^8.3.1",
     "stylelint-config-bigchaindb": "^1.1.3",
     "stylelint-config-standard": "^17.0.0",
-    "uglify-es": "^3.1.9"
+    "uglify-es": "^3.2.1"
   },
   "engines": {
     "node": ">=7.0.0"