[MGPG-31] add a missing @since tag 

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1648037 13f79535-47bb-0310-9956-ffa450edef68
1 file changed
tree: 20ffe4af4d89f7c9da925095c9389727ccf15629
  1. src/
  2. pom.xml