优化：配置文件管理、启动参数解析等

git-svn-id: svn://47.119.165.148/zhub@167 e63fbceb-bcc3-4977-ac22-735b83d8d0f4

zsub/monitor.go

@@ -23,7 +23,7 @@ func StartWatch() {
 	http.HandleFunc("/retimer", retimer)
 	http.HandleFunc("/topic/publish", publish)
 
-	watchAddr := GetStr("service.zhub.watch", "0.0.0.0:1217")
+	watchAddr := Conf.Service.Watch
 	log.Println("zhub.watch = ", watchAddr)
 	http.ListenAndServe(watchAddr, nil)
 }