flutter_package / fluttertpc_get

… of GetX default on GetMaterialApp

Adding route guards and improving navigation

+Added redirectDelegate to GetMiddleware, which simplifies creating route guards
+Introduced `participatesInRootNavigator` which replaces the old `RouterOutletContainerMiddleWare`
+Introduced `PreventDuplicateHandlingMode.ReorderRoutes` and made it the default recommended option
+Added route guard example to `example_nav2 `

Fix RxInterface.proxy losing its previous value on exception

Fix and delete some part of korean documentation

Refactor/rx interface notify children

Added dispose() for bottomSheet.

Update README.ru.md

Delete duplicated line written in English

(fix) import error in example

Fix typos in Kor_state_management.md

fix type (gettr => getter)

Update README.md

Allow deleting all registered instances

grammar

Hello. I read this state_management.md to use Get in my project.
I found some typos in kr_KO state_management.md.
So, I fixed these.