update readme

git-svn-id: https://svn.apache.org/repos/asf/xmlbeans/trunk@1902430 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/README.txt b/README.txt
index 9ad0dc0..ba526c3 100644
--- a/README.txt
+++ b/README.txt
@@ -1,4 +1,4 @@
-/*  Copyright 2004 The Apache Software Foundation
+/*  Copyright 2004-2022 The Apache Software Foundation
  *
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
@@ -17,7 +17,7 @@
 
 Layout of the tree:
 - README.txt    this file
-- build.xml     ant build file for building XmlBeans code and utilities
+- build.gradle  gradle build file for building XmlBeans code and utilities
 - STATUS        essential info about the project
 - xbeanenv.cmd  sets the XMLBEANS_HOME environment variable on Windows
 - xbeanenv.sh   sets the XMLBEANS_HOME environment variable on Unix
@@ -31,8 +31,8 @@
 - xkit          contains the README file for the binary distribution
 
 To quickly get started run:
-"ant" to build XmlBeans or
-"ant usage" to see the most useful build targets or
+"gradlew jar" to build XmlBeans or
+"gradlew" to see the most useful build targets or
 "cd bin" and then "<tool_name> -help" for a description of what the
      tool does and what parameters it accepts
  
@@ -43,11 +43,11 @@
 ./test/docs/*                       for running tests
 
 XmlBeans depends on the following external libraries:
-- slf4j-api [http://www.slf4j.org/] for logging
+- log4j-api [https://logging.apache.org/log4j/2.x/] for logging
 - javaparser-core (O) [https://github.com/javaparser/javaparser]
 - Saxon-HE (O) [http://saxon.sourceforge.net/]
   for XPath/XQuery in XmlBeans
 (O) means that the library is optional
 
-For licensing information, see ./src/license/LICENSE.txt
-Updated: 3/22/2019.
+For licensing information, see LICENSE.txt
+Updated: 3 July 2022.