[xsd-users] typo in trees/types.txx

[Ray Lischner]

Line 747 of libxsd/xsd/cxx/tree/types.txx:
change "char byte" to "unsigned char byte".
 
Otherwise the right shift can sign extend byte, causing undefined behavior when the array index is way, way, way bigger than 15.
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Ray Lischner, Proteus Technologies