Makefile.in (STAGESTUFF): Add s-gtype, gt-*.h, gtype-*.h, and gtype-desc.c.

Makefile.in (STAGESTUFF): Add s-gtype, gt-*.h, gtype-*.h, and gtype-desc.c.

	* Makefile.in (STAGESTUFF): Add s-gtype, gt-*.h, gtype-*.h,
	and gtype-desc.c.
	(mostlyclean): Delete specs.h, options.h, gencheck.h here...
	(distclean): ... not here.  But do delete all testsuite/*.log,
	testsuite/*.sum files here.  Delete mkheaders.  Delete
	po/*.gmo and the testsuite directory in a split tree build.

From-SVN: r54443