Continue on MultiValuedAttribute support.


git-svn-id: https://svn.apache.org/repos/asf/sis/branches/JDK8@1596919 13f79535-47bb-0310-9956-ffa450edef68
Renamed an erroneous method name, and added test.


git-svn-id: https://svn.apache.org/repos/asf/sis/branches/JDK8@1596949 13f79535-47bb-0310-9956-ffa450edef68