Regenerate all the auto-generated files.

Top level:
	* config.guess: Regenerated.
	* config.sub: Regenerated.
	* libtool.m4: Regenerated.
	* ltoptions.m4: Regenerated.
	* ltversion.m4: Regenerated.
	* lt~obsolete.m4: Regenerated.

bfd:
	* Makefile.in: Regenerated.
	* aclocal.m4: Regenerated.
	* bfd-in2.h: Regenerated.
	* configure: Regenerated.
	* libbfd.h: Regenerated.

bfd/doc:
	* Makefile.in: Regenerated.

opcodes:
	* Makefile.in: Regenerated.
	* configure: Regenerated.