EnhancedResultSet: Formatting
Added GenericPanel::setEnableFieldsAndButtons(boolean)
Added ArrayGeneric::concat
Revert "Added ArrayGeneric::concat"

This reverts commit 6785a0f3366665828348a14fefa23b81f9008791.
GenericPanel: clearFieldsAndButtons now applies to subPanel buttons
Added GenericPanel::clearFields()
PersonnelTab: Now correctly handles null selection