1998-11-08  Alexander Larsson  <alla@lysator.liu.se>

	* app/connectionpoint_ops.c:
	* app/commands.c:
	* app/disp_callbacks.c:
	* app/display.[ch]:
	* app/grid.c:
	* app/handle_ops.c:
	* app/magnify.c:
	* app/modify_tool.c:
	* app/render_gdk.[ch]:
	* lib/render.h:
	Huge cleanup of internal rendering system.
	Moved a lot of data (pixmap, width, height & gc) into the GdkRenderer.
	This gives a few new methods for Interactive Renderers for setting
	clipping regions and drawing pixel based lines and rects.
	Updated the rest of the code to use the new stuff.

	* app/render_eps.c:
	Fixed warning.

	* lib/widgets.c:
	* objects/standard/zigzagline.c
	Fixed unused variable warnings.

	* lib/font.c:
	Fixedbug with stringwidth where width==0.

	* TODO:
	Added known bug.