Add more information to error message when PropertyUtils.setProperty fails

git-svn-id: https://svn.apache.org/repos/asf/cayenne/main/trunk@1479927 13f79535-47bb-0310-9956-ffa450edef68
Enhance PropertyUtils.setProperty to convert 0/1 to Booleans if needed

git-svn-id: https://svn.apache.org/repos/asf/cayenne/main/trunk@1479928 13f79535-47bb-0310-9956-ffa450edef68