Consolidate BACKGROUND abilitycategory into core folder
Issue#: DATA-819
Move "Human Ethnicity" Template to Core data set

git-svn-id: svn+ssh://svn.code.sf.net/p/pcgen/code/Trunk/pcgen@19388 ef53c05b-3124-4d59-ae7d-fe3273f42be7
[Pathfinder] Player Companion: Dragon Empires Primer
Issue #: NEWSOURCE-163
Fix some background abilities, add new conditional skills and languages, some general imrovement. Still not complete.

git-svn-id: svn+ssh://svn.code.sf.net/p/pcgen/code/Trunk/pcgen@19389 ef53c05b-3124-4d59-ae7d-fe3273f42be7