2002-03-31  Andreas J. Guelzow <aguelzow@taliesin.ca>

	* src/commands.c : use workbook signals
	* src/commands.h : include tools/tools.h rather than dialogs/tools.h
	* src/summary.c (summary_info_add) : return boolean
	* src/summary.h (summary_info_add) : return boolean
	* src/workbook.c : new workbook signals
	(workbook_add_summary_info) : new, emit signal
	(workbook_set_filename) : emit signal
	* src/workbook.h : new workbook signals

2002-03-31  Andreas J. Guelzow <aguelzow@taliesin.ca>

	* Makefile.am : replace tools.h by tool-dialogs.h
	* dao-gui-utils.c : define output_group
	* dao-gui-utils.h : define output_group as extern
	* dialog-advanced-filter.c : use inheritance over #define
	* dialog-analysis-tools.c : use inheritance over #define
	* dialog-random-generator.c : use inheritance over #define
	* dialog-solver.c : include tool-dialogs.h instead of tools.h
	* dialog-summary.c : use new workbook signals
	* tools.h : split into tool-dialogs.h and tools/tools.h
	* tool-dialogs.h : new

2002-03-31  Andreas J. Guelzow <aguelzow@taliesin.ca>

	* Makefile.am : added tools.h
	* analysis-tools.c : use inheritance over #define
	* analysis-tools.h : use inheritance over #define
	* dao.h : delete labels_flag from dao (it's not an output option)
	* random-generator.c :  use inheritance over #define
	* tools.h : new