1.0.4.7:

1.0.4.7:
	Argh! My shiny new RANDOM-of-INTEGER in 1.0.4.6 was badly broken
		for 64-bit CPUs.
	Replace RANDOM-CHUNK with %RANDOM-WORD (mostly) or %RANDOM32
		(for code which implicitly knows which foo-FLOAT bit
		subsequences are <=32 bits).