Changes applied to the gregorio-5.1.1 tree as obtained from:
	CTAN/support/gregoriotex/gregorio-5.1.1.zip

Remove:
	Makefile.in
	aclocal.m4
	build-aux/
	configure
	contrib/Makefile.in
	contrib/TeXShop/Makefile.in
	src/Makefile.in
	src/config_.h.in
