chore(package): update eslint to version 4.6.1

Author: greenkeeper[bot]

package.json

@@ -21,7 +21,7 @@
     "chokidar-cli": "^1.2.0",
     "concat-stream": "^1.5.1",
     "coveralls": "^2.11.9",
-    "eslint": "^4.1.0",
+    "eslint": "^4.6.1",
     "eslint-config-toboid": "2.0.0",
     "lodash": "^4.16.5",
     "mocha": "^3.4.1",