Merge pull request #368 from mjeanroy/greenkeeper/monorepo.babel7-20200112133918

Update babel7 to the latest version 🚀

Author: mjeanroy

package.json

@@ -30,8 +30,8 @@
     "rollup-plugin"
   ],
   "devDependencies": {
-    "@babel/core": "7.7.7",
-    "@babel/preset-env": "7.7.7",
+    "@babel/core": "7.8.0",
+    "@babel/preset-env": "7.8.0",
     "eslint": "6.8.0",
     "eslint-config-google": "0.14.0",
     "fancy-log": "1.3.3",