OPENJPA-2631: Fix for CriteriaBuilder issue with an @EmbeddedId that contains more than one field.  Ported 2.1.x commit to trunk

git-svn-id: https://svn.apache.org/repos/asf/openjpa/trunk@1750038 13f79535-47bb-0310-9956-ffa450edef68
13 files changed