Finish half translation work.

code/core/controller.go

@@ -4,8 +4,8 @@ import "net/http"
 
 type Controller interface {
 	Bean
-	//注册自己固定的路由。
+	//register self's fixed routes
 	RegisterRoutes() map[string]func(writer http.ResponseWriter, request *http.Request)
-	//处理一些特殊的路由。
+	//handle some special routes, eg. params in the url.
 	HandleRoutes(writer http.ResponseWriter, request *http.Request) (func(writer http.ResponseWriter, request *http.Request), bool)
 }