chore(package): update mocha to version 4.0.0 (#17)

greenkeeper[bot] · s0ph1e · commit 686983f9e0e5 · 2017-10-11T21:02:18.000+03:00
diff --git a/package.json b/package.json
@@ -25,7 +25,7 @@
   "devDependencies": {
     "coveralls": "^3.0.0",
     "istanbul": "^0.4.5",
-    "mocha": "^3.0.2",
+    "mocha": "^4.0.0",
     "should": "^13.0.0"
   }
 }
