Requirement uvicorn is missing in requirements.txt

[ChristianOps]

gunicorn --access-logfile /dev/null -w 4 -k uvicorn.workers.UvicornWorker "wsgi:create_app('./config.yml')"

Error: class uri 'uvicorn.workers.UvicornWorker' invalid or not found:

[Traceback (most recent call last):
  File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/gunicorn/util.py", line 135, in load_class
    mod = import_module('.'.join(components))
  File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/importlib/__init__.py", line 127, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 1006, in _gcd_import
  File "<frozen importlib._bootstrap>", line 983, in _find_and_load
  File "<frozen importlib._bootstrap>", line 953, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "<frozen importlib._bootstrap>", line 1006, in _gcd_import
  File "<frozen importlib._bootstrap>", line 983, in _find_and_load
  File "<frozen importlib._bootstrap>", line 965, in _find_and_load_unlocked
ModuleNotFoundError: No module named 'uvicorn'
]

[thenodon]

Not sure it should be part of the distribution since people can chose different asgi solutions. But it should be clear in the documentation.

[thenodon]

Remove asgi dependency from requirements.txt and add description form README.md
Closed in commit 689c880