revert mavenSession removel, since it is causing failure

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1620485 13f79535-47bb-0310-9956-ffa450edef68
1 file changed
tree: efb31577c2a2629cbcb6f6d29f1570917ca79fc7
  1. src/
  2. pom.xml