chore(package): update mocha to version 6.2.1

greenkeeper[bot] · web-flow · commit a54c9dd424d5 · 2019-09-29T13:59:46.000Z
Closes #9
diff --git a/package.json b/package.json
@@ -37,6 +37,6 @@
     "semver": "^5.4.1"
   },
   "devDependencies": {
-    "mocha": "^4.0.0"
+    "mocha": "^6.2.1"
   }
 }
