Set up master/child abilities with Bardic Performance powers in Core Rulebook. Test with the preview sheet AbilitiesTest1 and 2.

git-svn-id: svn+ssh://svn.code.sf.net/p/pcgen/code/Trunk/pcgen@19766 ef53c05b-3124-4d59-ae7d-fe3273f42be7
AbilitiesTest1 shows more info, AbilitiesTest2 now uses ABILITYALL

git-svn-id: svn+ssh://svn.code.sf.net/p/pcgen/code/Trunk/pcgen@19767 ef53c05b-3124-4d59-ae7d-fe3273f42be7