document with unit test rather suspicious eof handling
document with unit test rather suspicious eof handling

ReadLine differs from std::getline with respect to final lines
that end at EOF with no EOL.

i.e. see Export::ConvertLineEnds in l10ntools/source/export2.cxx
which doesn't make a massive amount of sense the way things currently are.

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