chore: update devDependencies

Author: marionebl

package.json

@@ -54,8 +54,8 @@
     "conventional-changelog-cli": "1.0.0",
     "conventional-recommended-bump": "0.1.0",
     "cz-conventional-changelog": "1.1.5",
-    "eslint": "1.10.3",
-    "eslint-config-xo": "0.9.2",
+    "eslint": "2.2.0",
+    "eslint-config-xo": "0.11.0",
     "jsonlint-cli": "0.2.7"
   },
   "dependencies": {