* pixmaps/16x16/Makefile.am, pixmaps/22x22/Makefile.am: More icons.

	* src/glade-gtk.c: fix compiler warning.

	* src/glade-palette.c: document a function.

	* src/glade-project-window.c:
	  o Increase border width of property editor window.

	* src/glade-utils.c: Changed implementation of
	  glade_util_widget_set_tooltip(). All tooltips are now
	  stored in only one GtkTooltips object.

	* src/glade-editor.c:
	  o Removed scrolled window from signal editor page.
	  o All pages (except signal editor page) are now packed into an
	    alignment instead of a vbox.
	  o Class field now displayed using a non-editable entry.
	  o Modified the utility buttons at the bottom of the editor.
	    Devhelp button now uses the "devhelp" named icon if available.
	  o Lots of other minor ui changes.