[KSCOR-172] updated table names, changed to manyToMany mapping, updated tests, updated test data.

git-svn-id: https://svn.kuali.org/repos/student/ks-web/branches/ks-web-dev@13018 6ec30548-9c93-484f-9e63-e58180e6dacf
cleaned up enum contexts to just default contexts

git-svn-id: https://svn.kuali.org/repos/student/ks-web/branches/ks-web-dev@13070 6ec30548-9c93-484f-9e63-e58180e6dacf