Changes applied to the libpng-1.5.2/ tree as obtained from:
	http://www.libpng.org/ libpng-1.5.2.tar.xz

Copied:
	scripts/pnglibconf.h.prebuilt -> pnglibconf.h

Removed:
	config.guess
	config.sub
	depcomp
	install-sh
	ltmain.sh
	missing

Converted Dos/Win line ends to native:
	projects/visualc71/libpng.sln
	projects/visualc71/libpng.vcproj
	projects/visualc71/pngtest.vcproj
	projects/visualc71/zlib.vcproj