[DOXIASITETOOLS-145] do parent POM interpolation only with Maven2: Maven 3 doesn't suffer from this issue

git-svn-id: https://svn.apache.org/repos/asf/maven/doxia/doxia-sitetools/trunk@1725099 13f79535-47bb-0310-9956-ffa450edef68
2 files changed