Remove "Preview" stage note!

docs/en/Index.md

@@ -4,18 +4,12 @@ ABP is an **open source application framework** focused on ASP.NET Core based we
 
 Explore the left navigation menu to deep dive in the documentation.
 
-## Project Status
-
-ABP is the **next generation** of the open source [ASP.NET Boilerplate](https://aspnetboilerplate.com/) framework. It's currently in preview stage and not ready to use in production. The documentation is still in progress and it is far from complete.
-
-For short-term and production level applications, it's suggested to use [ASP.NET Boilerplate](https://aspnetboilerplate.com/) framework which has rich feature set, mature, actively maintained and up-to-date.
-
 ## Getting Started
 
 Easiest way to start a new project with ABP is to use the startup templates:
 
-* [ASP.NET Core MVC (Razor Pages) UI Template](Getting-Started-AspNetCore-MVC-Template.md)
-* [Angular UI Template](Getting-Started-Angular-Template.md)
+* [ASP.NET Core MVC (Razor Pages) UI Startup Template](Getting-Started-AspNetCore-MVC-Template.md)
+* [Angular UI Startup Template](Getting-Started-Angular-Template.md)
 
 If you want to start from scratch (with an empty project) then manually install the ABP Framework and use the following tutorials: