OPENJPA-2025: Byte[] and Char[] should be treated as SingularAttributes, not lists by the metamodel generator  - merged Mike Dick's trunk changes to 2.1.x

git-svn-id: https://svn.apache.org/repos/asf/openjpa/branches/2.1.x@1469097 13f79535-47bb-0310-9956-ffa450edef68