updated README to better show that this is a deprecated svn location
updated README to better show that this is a deprecated svn location

git-svn-id: 6038db50b076e48c7926ed71fd94f8e91be2fbc9@1828169 13f79535-47bb-0310-9956-ffa450edef68

hazendaz/maven-plugins,apache/maven-plugins,hazendaz/maven-plugins,hazendaz/maven-plugins,apache/maven-plugins,rkorpachyov/maven-plugins,hazendaz/maven-plugins,rkorpachyov/maven-plugins,rkorpachyov/maven-plugins,hazendaz/maven-plugins,rkorpachyov/maven-plugins,apache/maven-plugins,rkorpachyov/maven-plugins,apache/maven-plugins,apache/maven-plugins