Utils: Avoid use of KWSys SystemTools::GetLineFromStream
Utils: Avoid use of KWSys SystemTools::GetLineFromStream

Use std::getline instead.

ellert/CastXML,ellert/CastXML,bradking/CastXML,bradking/CastXML,iMichka/CastXML,CastXML/CastXML,thewtex/CastXML,CastXML/CastXML,thewtex/CastXML,ellert/CastXML,iMichka/CastXML,bradking/CastXML,CastXML/CastXML,thewtex/CastXML