Delete unused class
Issue#: CODE-2426


git-svn-id: svn+ssh://svn.code.sf.net/p/pcgen/code/Trunk@23248 ef53c05b-3124-4d59-ae7d-fe3273f42be7
Eliminate PObject numberInList method (as moot)

Issue#: CODE-2473


git-svn-id: svn+ssh://svn.code.sf.net/p/pcgen/code/Trunk@23249 ef53c05b-3124-4d59-ae7d-fe3273f42be7