eliminate aggregateVisibleFeatList()
eliminate getAggregateVisibleAbilityList(cat)
...use CNAbility methods
Issue#: CODE-2473


git-svn-id: svn+ssh://svn.code.sf.net/p/pcgen/code/Trunk@23256 ef53c05b-3124-4d59-ae7d-fe3273f42be7