Merge pull request #337 from sidorares/greenkeeper-eslint-3.0.0

Update eslint to version 3.0.0 🚀

Author: sidorares

package.json

@@ -38,7 +38,7 @@
   },
   "devDependencies": {
     "assert-diff": "^1.0.1",
-    "eslint": "^2.10.0",
+    "eslint": "^3.0.0",
     "portfinder": "^1.0.3",
     "progress": "1.1.8",
     "urun": "0.0.8",