Update README.rst (#580)

README.rst

@@ -2,17 +2,6 @@
 TSconfig Reference
 ==================
 
-This document describes TSconfig: A TypoScript-like syntax for configuring
-details of the TYPO3 backend.
+Starting with TYPO3 v12 the content of this reference has been merged into:
 
-In addition, you can find a quick reference guide to TypoScript templates in
-`TypoScript in 45 Minutes`_, a complete reference of all object types and
-properties of TypoScript in `TypoScript Reference`_ and explanations of
-TypoScript syntax in the chapter "`TypoScript Syntax`_" of TYPO3 Explained.
-
-.. _TypoScript in 45 Minutes: https://docs.typo3.org/m/typo3/tutorial-typoscript-in-45-minutes/main/en-us/Index.html
-.. _TypoScript Reference: https://docs.typo3.org/m/typo3/reference-typoscript/main/en-us/Index.html
-.. _TypoScript Syntax: https://docs.typo3.org/m/typo3/reference-coreapi/main/en-us/Configuration/TypoScriptSyntax/Index.html#typoscript-syntax-start
-
-:Repository:  https://github.com/TYPO3-Documentation/TYPO3CMS-Reference-TSconfig
-:Read online: https://docs.typo3.org/m/typo3/reference-tsconfig/main/en-us/
+https://github.com/TYPO3-Documentation/TYPO3CMS-Reference-Typoscript