* doc/gen-split-examples-mk: New script.
	* doc/Makefile.am: Include ($(srcdir)/split-examples.mk).
	($(srcdir)/split-examples.mk): New target.
	(EXTRA_DIST, MAINTAINERCLEANFILES): Add $(SPLIT_EXAMPLES).
	(refman_dependencies)
	(tutorial_dependencies)
	(ref_guide_dependencies):
	Remove $(doc_dir)/split-examples.stamp.
	Add $(SPLIT_EXAMPLES).
	(regen-split-examples-mk): New (phony) target.
	(regen-am): Remake regen-split-examples-mk instead of using
	generate_dist_files.sh.
	($(srcdir)/headers.stamp): No longer call generate_dist_files.sh
	to regen doc/examples/examples.mk.
	No longer include $(srcdir)/examples/examples.mk.
	($(srcdir)/examples/examples.mk, $(srcdir)/split-examples.stamp):
	Remove rules.
	(EXTRA_DIST, MAINTAINERCLEANFILES):
	Remove $(srcdir)/split-examples.stamp.
	(EXTRA_DIST): Add gen-split-examples-mk.
	* doc/split-examples.mk: New (generated) Make helper.
	* doc/examples/examples.mk: Remove.