Fix: Eliminate duplicate storing of associations from CHOOSE
(note lots of tests updated that used the "old" method of associations that is no longer available)

Issue#: CODE-2466


git-svn-id: svn+ssh://svn.code.sf.net/p/pcgen/code/Trunk@23013 ef53c05b-3124-4d59-ae7d-fe3273f42be7