Merge pull request scratchfoundation#544 from LLK/greenkeeper/babel-loader-7.0.0

Update babel-loader to the latest version 🚀

Author: rschamp

package.json

@@ -27,7 +27,7 @@
     "adm-zip": "0.4.7",
     "babel-core": "^6.24.1",
     "babel-eslint": "^7.1.1",
-    "babel-loader": "^6.4.1",
+    "babel-loader": "^7.0.0",
     "babel-preset-es2015": "^6.24.1",
     "copy-webpack-plugin": "4.0.1",
     "eslint": "^3.16.0",