v0.1.0

⚠️ This version requires downloading new models.

• Fix issue #15: Fix serialization of config and make models load correctly offline.
• Improve accuracy of textcat by passing hyper-parameters correctly (Adam epsilon, L2).
• Support pooler output for BERT model.
• Add fine_tune_pooler_output model architecture option for pytt_textcat.
• Add Glue benchmark script in examples/tasks/run_glue.py.
• Improve overall stability.