Collet http performance statistics for plugins as well

package.json

@@ -32,10 +32,13 @@
     "cli-interact": "^0.1.9",
     "codecov": "^3.0.1",
     "compression": "^1.7.2",
+    "cookie-parser": "^1.4.3",
     "deepmerge": "^1.5.2",
     "ejs": "^2.5.7",
+    "ejs-promise": "^0.3.3",
     "express": "^4.16.2",
     "express-fileupload": "0.0.6",
+    "express-prometheus-request-metrics": "github:burnash/express-prometheus-request-metrics",
     "follow-redirects": "^1.5.0",
     "fs-extra": "^6.0.1",
     "getmac": "^1.4.0",