Fix UBinaries on Windows.
Fix UBinaries on Windows.

Support for %zu is broken.

	* src/libuco/uvalue-common.cc (UBinary::parse): Don't use %zu.
	Be stricter when parsing headers to uncover errors asap.

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