* src/Paragraph.cpp (expandLabel): if the labelstring is empty,
use \thecounter instead; when processing @layout@ tokens, pass the
process_appendix boolean.
* src/buffer_funcs.cpp (setLabel):
* src/insets/InsetFoot.cpp (updateLabels):
* src/insets/InsetCaption.cpp (updateLabels): use
Counters::theCounter.
* src/insets/InsetBibitem.cpp: remove the ad-hoc numbering code
and replace it with a proper updateLabels-based solution.
* src/insets/InsetCommands.cpp (refresh): new method.
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@19603 a592a061-630c-0410-9148-cb99ea01b6c8
