to Utility_JZT.ipf,  added:
ChangeStrEnding( ), ConvertNumWithUnitsLength( ), and SplitNumAndUnits( ),
moved from LatticeSy,ipf, ConvertUnits2meters( ), and ConvertTemperatureUnits( )
to LatticeSym.ipf,
added NearestAllowedHKL(xtal,hkl,[dhklMax]), and moved ConvertUnits2meters( ), and ConvertTemperatureUnits( ) to Utility_JZT.ipf