Updated readme and doc index

Author: socadk

README.md

@@ -75,12 +75,6 @@ If you want to contribute to MDSL, you have to clone this repo and generate the
 
 The current version of MDSL is 4.2. See [change log](changelog.md) for an evolution history; see GitHub [release notes](https://github.com/Microservice-API-Patterns/MDSL-Specification/releases) for additional update information.
 
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-A possible roadmap for language and tools is (subject to change at any time): 
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-* Java binding validation and tool support
-* to be continued
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 ## Context Information: MAP and Xtext
 

docs/index.md

@@ -8,7 +8,9 @@ copyright: Olaf Zimmermann, 2019-2020. All rights reserved.
 ## TL;DR
 Microservice Domain-Specific Language (MDSL) abstracts from technology-specific interface description languages such as Swagger, WSDL and <!-- gRPC --> Protocol Buffers. 
 
+<!-- 
 > If the URI of this page is `https://microservice-api-patterns.github.io/MDSL-Specification/index`, you are looking at the GitHub pages of the next version (technology preview)! Please refer to [https://microservice-api-patterns.github.io/MDSL-Specification/index](https://microservice-api-patterns.github.io/MDSL-Specification/index) for the current, publicly released open source version.
+-->
 
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