Better fix for removed RangeExpander
Better fix for removed RangeExpander

The sole reason for that late class was the overloaded
Range::expand() method - but it's actually quite easy to
disambiguate that for boost::bind.

JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core