chore(package): update eslint to version 4.4.0

Author: greenkeeper[bot]

package.json

@@ -47,7 +47,7 @@
   "devDependencies": {
     "codeclimate-test-reporter": "^0.4.0",
     "coveralls": "^2.11.8",
-    "eslint": "^4.1.0",
+    "eslint": "^4.4.0",
     "istanbul": "^0.4.0",
     "mocha": "^3.0.2",
     "nock": "^9.0.2",