Modify embedding loading to allow combined embedding.
Modify embedding loading to allow combined embedding.

Such embedding contain preloaded embedding (which may or may not
be updatable) and additional embedding for words from the training data
(with specified min_count).

ufal/parsito,ufal/parsito,ufal/parsito,ufal/parsito,ufal/parsito,ufal/parsito,ufal/parsito,ufal/parsito