doc(gin-swagger): update docments.

README.md

@@ -13,7 +13,7 @@ gin middleware to automatically generate RESTful API documentation with Swagger
 1. Add comments to your API source code, [See Declarative Comments Format](https://github.com/swaggo/swag#declarative-comments-format).
 2. Download [Swag](https://github.com/swaggo/swag) for Go by using:
 ```sh
-$ go get -u github.com/swaggo/swag
+$ go get github.com/swaggo/swag/cmd/swag
 ```
 
 3. Run the [Swag](https://github.com/swaggo/swag) in your Go project root folder which contains `main.go` file, [Swag](https://github.com/swaggo/swag) will parse comments and generate required files(`docs` folder and `docs/doc.go`).
@@ -57,7 +57,8 @@ import (
 // @BasePath /v2
 func main() {
 	r := gin.New()
-
+    
+    // use ginSwagger middleware to 
 	r.GET("/swagger/*any", ginSwagger.WrapHandler(swaggerFiles.Handler))
 
 	r.Run()

swagger.go

@@ -9,7 +9,7 @@ import (
 	"github.com/swaggo/swag"
 )
 
-// WrapHandler wraps `http.Handler` into `echo.HandlerFunc`.
+// WrapHandler wraps `http.Handler` into `gin.HandlerFunc`.
 func WrapHandler(h *webdav.Handler) gin.HandlerFunc {
 	//create a template with name
 	t := template.New("swagger_index.html")