Fixed issue that will crash CLI app that states Trouter is not a constructor (#40)

* Fixed issue that will crash CLI app that states `Trouter` is not a constructor
* Bump Trouter to latest version

Author: lvcabral

lib/router/sequential.js

@@ -1,4 +1,4 @@
-const Trouter = require('trouter')
+const { Trouter } = require('trouter')
 const next = require('./../next')
 const { LRUCache: LRU } = require('lru-cache')
 const { parse } = require('regexparam')

package.json

@@ -49,7 +49,7 @@
   "dependencies": {
     "lru-cache": "^10.2.0",
     "regexparam": "^3.0.0",
-    "trouter": "^3.2.1"
+    "trouter": "^4.0.0"
   },
   "types": "./index.d.ts"
 }