Giacomo Bernardi

I'm trying to look into this. Here is a status update... Previously, @tmylk reported that doc2vec's document expansions works as long as `hs=0`. This isn't correct: it crashes if either...

> Note that segfault crashes are often caused by earlier memory-corruption, rather than the exact line where they're triggered. Thanks, but in this case it seems that indeed the index...

Pushed this fix for the "slow" version. Regarding the cythonized version... I'd need more time (and help).

This would be a very interesting feature. Also, being able to continue training with new text and, consequently, to expand the dictionary.