chore(package): update eslint to version 2.0.0

http://greenkeeper.io/

package.json

@@ -17,7 +17,7 @@
   },
   "devDependencies": {
     "babel-eslint": "^5.0.0-beta6",
-    "eslint": "^1.10.3",
+    "eslint": "^2.0.0",
     "eslint-config-jongleberry": "^1.2.3",
     "eslint-plugin-react": "^3.15.0",
     "eslint-plugin-standard": "^1.3.1",