2001-02-18  Jody Goldberg <jgoldberg@home.com>

	s/display_zero/hide_zero/		+ necessary logic inversions
	s/show_grid/hide_grid/			+ necessary logic inversions
	s/show_col_header/hide_col_header/	+ necessary logic inversions
	s/show_row_header/hide_row_header/	+ necessary logic inversions
	s/wb_control_paste_special_enable/wb_control_menu_state_paste_special/
	s/wbcg_paste_special_enable/wbcg_menu_state_paste_special/

	* src/workbook-format-toolbar.c (workbook_format_toolbutton_update) :
	  Simplfy and use wbcg::updating_ui.
	(workbook_format_halign_feedback_set) : use simplified interface.
	(workbook_feedback_set) : Ditto.
	(set_selection_halign) : If the current alignment is already set to
	  the target type revert to general.

	* src/preview-grid.c (preview_grid_draw) : cell_draw::h_center
	  will default to width / 2.
	* src/item-grid.c (item_grid_draw_merged_range) : Ditto.
	(item_grid_draw) : Ditto.

	* src/print-cell.c (print_cell) : print_ce...