What

IMPORTANT: run alembic upgrade head after pulling

• Removed the unused Embedding model and the embedding endpoints
• Cleaned up the transformer endpoints
  • Got rid of anything that imported a task directly
  • Can use transform_document endpoint to call any transformer instead
• Minor edits to documentation

Why

The people don't like unused code sitting around.

Test plan

• Run pytest sdk-python
• Run examples/tests.ipynb and verify that there are no errors
• Run examples/tutorial.ipynb and verify that the tutorial works as expected
• Run examples/images.ipynb and verify that the tutorial works as expected