chore(package): update mqtt to version 4.0.0

greenkeeper[bot] · web-flow · commit 5ecce75aff61 · 2020-04-27T17:55:38.000Z
Closes #58
diff --git a/package.json b/package.json
@@ -29,7 +29,7 @@
     "grunt-mocha-test": "^0.13.2",
     "grunt-shell-spawn": "^0.3.1",
     "mocha": "^5.0.0",
-    "mqtt": "^2.7.1"
+    "mqtt": "^4.0.0"
   },
   "keywords": [],
   "bin": {
