Remove all old source files

vendor/github.com/emicklei/go-restful/router.go

@@ -1,18 +0,0 @@
-package restful
-
-// Copyright 2013 Ernest Micklei. All rights reserved.
-// Use of this source code is governed by a license
-// that can be found in the LICENSE file.
-
-import "net/http"
-
-// A RouteSelector finds the best matching Route given the input HTTP Request
-type RouteSelector interface {
-
-	// SelectRoute finds a Route given the input HTTP Request and a list of WebServices.
-	// It returns a selected Route and its containing WebService or an error indicating
-	// a problem.
-	SelectRoute(
-		webServices []*WebService,
-		httpRequest *http.Request) (selectedService *WebService, selected *Route, err error)
-}