[MCOMPILER-270] Support release=8 on JDK 9 (with fallback on source=8 and target=8 on JDK 8)

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1755804 13f79535-47bb-0310-9956-ffa450edef68
8 files changed
tree: f11b2c88d726c1e3cf026d0fbba932f8fd767470
  1. src/
  2. pom.xml