* app/makefile.cygwin
	* app/makefile.msc
	* plug-ins/makefile.cygwin
	* plug-ins/makefile.msc
	* modules/makefile.cygwin
	* modules/makefile.msc
	* tools/gcg/makefile.cygwin: Various updates. GCC-compiled DLL
	name change.

	* app/context_manager.c: Include paint_options.h for prototype.

	* app/gimpimage.c (gimp_image_initialize_projection): Break out of
 	loop as soon as possible.

	* app/menus.c (menus_last_opened_cmd_callback): Check if referring
 	to entry not in list.

	* app/module_db.c (valid_module_name): (Win32) Require module DLL
 	names to include name of compiler built with.

	* app/paths_dialog.c (paths_draw_segment_points): No use to draw
 	lines if we have less that two points.

	* app/qmask.c: Include stdio.h and floating_sel.h.

	* libgimp/makefile.cygwin: New file.

	* libgimp/Makefile.am:  Distribute above file.

	* libgimp/gimp.def: Update.

	* libgimp/gimpenv.c (gimp_directory): Don't warn about missing
 	home directory ...