Update readme

Update first example giving more information with the first eye-view.

also on graph's image's click now it goes to the external benchmark
suite project.

README.md

@@ -20,7 +20,7 @@
 
 the fastest web framework for Go while providing robust set of features for building modern web applications.
 
-[![Benchmark Wizzard Processing Time Horizontal Graph](https://raw.githubusercontent.com/iris-contrib/website/cf71811e6acb2f9bf1e715e25660392bf090b923/assets/benchmark_horizontal_transparent.png)](#benchmarks)
+[![Benchmark Wizzard Processing Time Horizontal Graph](https://raw.githubusercontent.com/iris-contrib/website/cf71811e6acb2f9bf1e715e25660392bf090b923/assets/benchmark_horizontal_transparent.png)](https://github.com/smallnest/go-web-framework-benchmark)
 
 ```sh
 $ cat main.go
@@ -28,17 +28,79 @@ $ cat main.go
 ```go
 package main
 
-import  "github.com/kataras/iris"
+import (
+	"github.com/kataras/iris"
+	"github.com/kataras/iris/middleware/logger"
+)
 
 func main() {
+
+	// render JSON
 	iris.Get("/hi_json", func(c *iris.Context) {
-		c.JSON(200, iris.Map{
+		c.JSON(iris.StatusOK, iris.Map{
-			"Name": "Iris",
+			"Name":  "Iris",
-			"Age":  2,
+			"Born":  "13 March 2016",
+			"Stars": 2380,
 		})
 	})
-	iris.Listen(":8080")
+
+	// logger middleware
+	log := logger.New(iris.Logger)
+
+	// group routes by path prefix and middleware sharing
+	group := iris.Party("/users", log)
+	{
+		group.Get("/", func(c *iris.Context) {
+			// return all users or render a template
+		})
+
+		group.Get("/:userID", func(c *iris.Context) {
+			// return a user with ID `c.Param("userID")`
+		})
+
+		group.Delete("/:userID", func(c *iris.Context) {
+			//delete a user with ID `c.Param("userID")`
+		})
+	}
+
+	// using static subdomains
+	subdomain := iris.Party("account.", log, myAuthMiddleware).Layout("layouts/subdomain.html")
+	{
+		subdomain.Get("/", func(c *iris.Context) {
+			// render a template with a context of {username: "myusername"}
+			c.Render("account/index.html", iris.Map{ // we can also use a struct
+				"username": c.Session().GetString("username"),
+			})
+		})
+
+		subdomain.Post("/edit", func(c *iris.Context) {
+			//...
+		})
+	}
+
+	// using dynamic subdomains
+	dynamicSub := iris.Party("*.")
+	{
+		// middleware on route, called before the final handler
+		dynamicSub.Get("/", log, func(c *iris.Context) {
+			c.Write("Hello from subdomain: %s", c.Subdomain())
+		})
+	}
+
+	iris.Listen("127.0.0.1:8080")
 }
+
+// using high level sessions inside a custom middleware
+func myAuthMiddleware(c *iris.Context) {
+	s := c.Session()
+
+	if s.GetString("username") == "myusername" && s.GetString("passowrd") == "mypassword" {
+		c.Next()
+	} else {
+		c.EmitError(iris.StatusUnauthorized)
+	}
+}
+
 ```
 
 > Learn about [configuration](https://kataras.gitbooks.io/iris/content/configuration.html) and [render](https://kataras.gitbooks.io/iris/content/render.html).