Implement: DATA-2152, DATA-2109  -- Preview support for these two items.

please make it possible and easy to add an arbitrary new language, and override language choice restrictions to use it.

Ability to name Race in ARG.

git-svn-id: svn+ssh://svn.code.sf.net/p/pcgen/code/Trunk@25449 ef53c05b-3124-4d59-ae7d-fe3273f42be7