chore(package): update babel-eslint to version 7.2.2

https://greenkeeper.io/

Author: greenkeeperio-bot

package.json

@@ -25,7 +25,7 @@
   "dependencies": {},
   "devDependencies": {
     "babel-core": "^6.0.12",
-    "babel-eslint": "^6.0.0-beta.6",
+    "babel-eslint": "^7.2.2",
     "babel-preset-es2015": "^6.0.14",
     "chai": "^3.0.0",
     "coveralls": "^2.11.2",