Add concept of CampaignInitializedFacets (not yet used)

Issue#: CODE-2521


git-svn-id: svn+ssh://svn.code.sf.net/p/pcgen/code/Trunk@23376 ef53c05b-3124-4d59-ae7d-fe3273f42be7
Correct naming to DataSetInitializedFacet (since these are not related to a Campaign but rather to all loaded data)

Issue#: CODE-2521


git-svn-id: svn+ssh://svn.code.sf.net/p/pcgen/code/Trunk@23377 ef53c05b-3124-4d59-ae7d-fe3273f42be7