Update as part of shutdown/migration process

Author: Vinay Vishal

CONTRIBUTING.md

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+#### :warning:This project is now part of the EE4J initiative. This repository has been archived as all activities are now happening in the [corresponding Eclipse repository](https://github.com/eclipse-ee4j/jstl-api). See [here](https://www.eclipse.org/ee4j/status.php) for the overall EE4J transition status.
 
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-
-# Source Code Submissions 
-We welcome your contributions and look forward to collaborating with you. We can only accept source code repository 
-submissions from users who have signed and returned the Oracle 
-Contributor Agreement. You will find details and the agreement to sign at this OTN web page: 
-[Oracle Contributor Agreement](http://www.oracle.com/technetwork/community/oca-486395.html). 
-
-# Other Contributions
-For all project Submissions other than source code repository contributions, the following also applies: Oracle does 
-not claim ownership of Your Submissions. However, in order to fulfill 
-the purposes of this project, You must give Oracle and all Users 
-the right to post, access, discuss, use, publish, disseminate, and refine 
-Your Submissions. 
-
-In legalese: *You hereby grant to Oracle and all 
-Users a royalty-free, perpetual, irrevocable, worldwide, non-exclusive, 
-and fully sub-licensable right and license, under Your intellectual 
-property rights, to reproduce, modify, adapt, publish, translate, create 
-derivative works from, distribute, perform, display, and use Your 
-Submissions (in whole or part) and to incorporate or implement them in 
-other works in any form, media, or technology now known or later 
-developed, all subject to the obligation to retain any copyright notices 
-included in Your Submissions. All Users, Oracle, and their 
-sublicensees are responsible for any modifications they make to the 
-Submissions of others.*
-
-Copyright © 2017 Oracle and/or its affiliates. All rights reserved.

README.md

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+#### :warning:This project is now part of the EE4J initiative. This repository has been archived as all activities are now happening in the [corresponding Eclipse repository](https://github.com/eclipse-ee4j/jstl-api). See [here](https://www.eclipse.org/ee4j/status.php) for the overall EE4J transition status.
+
+---
 # Prerequisites
 
 To build this project, Oracle JDK 1.7 is required.