MSVC: deterministic output of nan/inf.
MSVC: deterministic output of nan/inf.

	* src/object/float.cc (as_string, format): Beware that MSVC does
	not output nan and inf as nan and inf.

aldebaran/urbi,aldebaran/urbi,urbiforge/urbi,aldebaran/urbi,urbiforge/urbi,aldebaran/urbi,urbiforge/urbi,urbiforge/urbi,aldebaran/urbi,aldebaran/urbi,urbiforge/urbi,urbiforge/urbi,aldebaran/urbi,aldebaran/urbi,urbiforge/urbi,urbiforge/urbi,urbiforge/urbi