chore(package): update babel-eslint to version 6.1.2

https://greenkeeper.io/

Author: greenkeeperio-bot

package.json

@@ -39,7 +39,7 @@
   },
   "devDependencies": {
     "babel": "^5.4.7",
-    "babel-eslint": "^4.1.3",
+    "babel-eslint": "^6.1.2",
     "babel-istanbul": "^0.4.0",
     "babelify": "^6.1.2",
     "chokidar-cli": "^1.0.1",