examples: replace all app.Run(iris.Addr(...)) with app.Listen just for the shake of simplicity, both are doing the same exact thing as it's described on the http listening first example.

Former-commit-id: d20afb2e899aee658a8e0ed1693357798df93462

_examples/tutorial/api-for-apache-kafka/src/main.go

@@ -77,7 +77,7 @@ func main() {
 	// POST, GET: http://localhost:8080/api/v1/topics
 	// POST     : http://localhost:8080/apiv1/topics/{topic}/produce?key=my-key
 	// GET      : http://localhost:8080/apiv1/topics/{topic}/consume?partition=0&offset=0 (these url query parameters are optional)
-	app.Run(iris.Addr(":8080"), iris.WithoutServerError(iris.ErrServerClosed))
+	app.Listen(":8080", iris.WithoutServerError(iris.ErrServerClosed))
 }
 
 // simple use-case, you can use templates and views obviously, see the "_examples/views" examples.

_examples/tutorial/caddy/server1/main.go

@@ -14,7 +14,7 @@ func main() {
 	mvc.New(app).Handle(new(Controller))
 
 	// http://localhost:9091
-	app.Run(iris.Addr(":9091"))
+	app.Listen(":9091")
 }
 
 // Layout contains all the binding properties for the shared/layout.html

_examples/tutorial/caddy/server2/main.go

@@ -21,7 +21,7 @@ func main() {
 	// PUT http://localhost:9092/user/42
 	// DELETE http://localhost:9092/user/42
 	// GET http://localhost:9092/user/followers/42
-	app.Run(iris.Addr(":9092"))
+	app.Listen(":9092")
 }
 
 // UserController is our user example controller.

_examples/tutorial/dropzonejs/README.md

@@ -139,7 +139,7 @@ func main() {
     })
 
     // Start the server at http://localhost:8080
-    app.Run(iris.Addr(":8080"))
+    app.Listen(":8080")
 }
 ```
 

_examples/tutorial/dropzonejs/README_PART2.md

@@ -212,7 +212,7 @@ func main() {
     })
 
     // start the server at http://localhost:8080
-    app.Run(iris.Addr(":8080"))
+    app.Listen(":8080")
 }
 ```
 

_examples/tutorial/dropzonejs/src/main.go

@@ -164,5 +164,5 @@ func main() {
 	})
 
 	// start the server at http://localhost:8080
-	app.Run(iris.Addr(":8080"))
+	app.Listen(":8080")
 }

_examples/tutorial/mongodb/main.go

@@ -79,5 +79,5 @@ func main() {
 	// GET: http://localhost:8080/api/store/movies/{id}
 	// PUT: http://localhost:8080/api/store/movies/{id}
 	// DELETE: http://localhost:8080/api/store/movies/{id}
-	app.Run(iris.Addr(fmt.Sprintf(":%s", env.Port)), iris.WithOptimizations)
+	app.Listen(fmt.Sprintf(":%s", env.Port), iris.WithOptimizations)
 }

_examples/tutorial/online-visitors/main.go

@@ -47,7 +47,7 @@ func main() {
 	// Each page has its own online-visitors counter.
 	app.Get("/", h)
 	app.Get("/other", h2)
-	app.Run(iris.Addr(":8080"))
+	app.Listen(":8080")
 }
 
 type page struct {

_examples/tutorial/url-shortener/main.go

@@ -24,7 +24,7 @@ func main() {
 	// release the "db" connection when server goes off.
 	iris.RegisterOnInterrupt(db.Close)
 
-	app.Run(iris.Addr(":8080"))
+	app.Listen(":8080")
 }
 
 func newApp(db *DB) *iris.Application {

_examples/tutorial/vuejs-todo-mvc/README.md

@@ -548,7 +548,7 @@ func main() {
     todosApp.Handle(new(controllers.TodoController))
 
     // start the web server at http://localhost:8080
-    app.Run(iris.Addr(":8080"))
+    app.Listen(":8080")
 }
 ```
 

_examples/tutorial/vuejs-todo-mvc/src/web/main.go

@@ -60,5 +60,5 @@ func main() {
 	todosWebsocketApp.Router.Get("/", websocket.Handler(websocketServer, idGenerator))
 
 	// start the web server at http://localhost:8080
-	app.Run(iris.Addr(":8080"))
+	app.Listen(":8080")
 }