2002-01-09  Andreas J. Guelzow  <aguelzow@taliesin.ca>

	* histogram.glade : Redesign and add fields and buttons for
	  calculated bins
	* tools.h : add histogram_calc_bin_info_t
	* dialog-analysis-tools.c (histogram_tool_update_sensitivity_cb) :
	  new procedure
	(histogram_tool_ok_clicked_cb) : handle calculated bins
	(histogram_tool_set_predetermined) : new callback
	(histogram_tool_set_predetermined_on_toggle) : new callback
	(histogram_tool_set_calculated) : new callback
	(dialog_histogram_tool_init) : initialize new fields

2002-01-09  Andreas J. Guelzow  <aguelzow@taliesin.ca>

	* analysis-tools.c (histogram_tool) : implement calculated bins
	* analysis-tools.h : expand argument list for histogram_tool