Remove call to optimizer from the model initialization and added upda…
@vladgets do you still want to merge this? > @vladgets do you still want to merge this?

Yes, I do > > @vladgets do you still want to merge this?
> 
> Yes, I do

Should this go to main or v1.0.0b2 @okuchaiev? It's needed for tlt
Removed call to optimizer from the model initialization and added update data directory function