chore(package): update babel-register to version 6.18.0

https://greenkeeper.io/

Author: greenkeeperio-bot

Diff for: package.json

@@ -37,7 +37,7 @@
   "dependencies": {
     "babel-core": "^6.18.2",
     "babel-eslint": "^7.1.0",
-    "babel-register": "^6.16.0",
+    "babel-register": "^6.18.0",
     "babel-plugin-syntax-class-properties": "^6.13.0",
     "babel-plugin-syntax-flow": "^6.18.0",
     "babel-plugin-transform-flow-strip-types": "^6.18.0",