Update request to 2.74.0 (#48)

This update is to address a security vulnerability allowing potential remote memory exposure on request<=2.68

Details: https://snyk.io/vuln/npm:request:20160119

Author: evilaliv3

package.json

@@ -32,7 +32,7 @@
     "node-uuid": "^1.4.7",
     "object-assign": "^4.0.1",
     "os-name": "^1.0.0",
-    "request": "^2.40.0",
+    "request": "^2.74.0",
     "tough-cookie": "^2.0.0"
   },
   "devDependencies": {