Add gdk_pixbuf_loader_new_with_type function, to allow handling image

Add gdk_pixbuf_loader_new_with_type function, to allow handling image

2000-07-27  Elliot Lee  <sopwith@redhat.com>

	* gtk/gdk-pixbuf-loader.[ch]: Add gdk_pixbuf_loader_new_with_type
	function, to allow handling image formats that cannot be detected
	by looking at content alone.

gdk-pixbuf/
2000-07-27  Elliot Lee  <sopwith@redhat.com>
	* gdk-pixbuf-io.h, gdk-pixbuf-io.c: Add gdk_pixbuf_get_named_module() function to facilitate above change
	* io-bmp.c: Don't malloc a temporary buffer - use stack instead.
	* io-wbmp.c, pixbufloader_wbmp.defs, gdk-pixbuf-io.c, Makefile: Implement loader for WBMP format.

**NOTE: I haven't tested this yet, I need to sync it to another machine, but it if it is broken
I'm already working on fixing it