Don't print metrics section if no metrics are available

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@367434 13f79535-47bb-0310-9956-ffa450edef68
1 file changed
tree: acc8c89f21a3e15a75cdaac94eb8921f4fae763e
  1. src/
  2. pom.xml