websocket: replace sync.Map with custom map[string]*connection. Add translate template function example. Fix ctx.HandlerName() does not return the end-dev-defined current route's name, this will give better warnings when using MVC in a wrong way

Former-commit-id: 38fda8a20da9bc7665cdd209b7b367c1337dbd94

_examples/miscellaneous/i18n/main.go

@@ -59,6 +59,19 @@ func newApp() *iris.Application {
 			"key2", fromSecondFileValue)
 	})
 
+	// using in inside your templates:
+	view := iris.HTML("./templates", ".html")
+	app.RegisterView(view)
+
+	app.Get("/templates", func(ctx iris.Context) {
+		ctx.View("index.html", iris.Map{
+			"tr": ctx.Translate,
+		})
+		// it will return "hello, iris"
+		// when {{call .tr "hi" "iris"}}
+	})
+	//
+
 	return app
 }
 

_examples/miscellaneous/i18n/templates/index.html

@@ -0,0 +1 @@
+{{call .tr "hi" "iris"}}

_examples/mvc/basic/main.go

@@ -4,6 +4,7 @@ import (
 	"fmt"
 
 	"github.com/kataras/iris"
+	"github.com/kataras/iris/middleware/recover"
 	"github.com/kataras/iris/sessions"
 
 	"github.com/kataras/iris/mvc"
@@ -11,6 +12,7 @@ import (
 
 func main() {
 	app := iris.New()
+	app.Use(recover.New())
 	app.Logger().SetLevel("debug")
 	mvc.Configure(app.Party("/basic"), basicMVC)
 

_examples/websocket/custom-go-client/run.bat

@@ -0,0 +1,4 @@
+@echo off
+REM run.bat 30
+start go run main.go server
+for /L %%n in (1,1,%1) do start go run main.go client