hdf5_ep

[svn-r1486] ./src/H5B.c		[1.2, 1.3]
./src/H5Fistore.c	[1.2, 1.3]
./src/H5Sall.c		[1.2, 1.3]
	Replaced second argument of HGOTO_ERROR/HRETURN_ERROR with a
	minor error symbol (H5E_INTERNAL is a major error symbol).