chore(package): update eslint to version 3.10.0

https://greenkeeper.io/

Author: greenkeeper[bot]

package.json

@@ -66,7 +66,7 @@
     "chai-json-equal": "0.0.1",
     "chai-subset": "1.3.0",
     "coveralls": "2.11.14",
-    "eslint": "3.9.1",
+    "eslint": "3.10.0",
     "eslint-plugin-babel": "3.3.0",
     "eslint-plugin-flowtype": "2.25.0",
     "flow-bin": "0.34.0",