text: Title: How can i load pretrained model?
  Body: I have pretrained XLNET model in Georgian lagnuage.  Training has generated this files:
  ![image](https://user-images.githubusercontent.com/39549813/60965506-130a3980-a327-11e9-9194-4a5d7aae7d67.png).
  Now i want to  load pretrained XLNET model and for one sentence get sentence_embedding vector. 
  Can you help me ?