beego:fix static file router

@@ -381,7 +381,7 @@ func initBeforeHttpRun() {
 	middleware.RegisterErrorHandler()
 	middleware.RegisterErrorHandler()
 
 
 	for u, _ := range StaticDir {
 	for u, _ := range StaticDir {
-		Get(u, serverStaticRouter)
+		Get(u+"/*", serverStaticRouter)
 	}
 	}
 }
 }