Rebase on master, hide some other subcommands

The list of hidden subcommands were approved by @skullydazed ;)
Currently hidden if 'user.developer' is not True:

  - cformat
  - docs
  - kle2json
  - pyformat
  - pytest

lib/python/qmk/cli/docs.py

@@ -7,7 +7,7 @@ from milc import cli
 
 
 @cli.argument('-p', '--port', default=8936, type=int, help='Port number to use.')
-@cli.subcommand('Run a local webserver for QMK documentation.')
+@cli.subcommand('Run a local webserver for QMK documentation.', hidden=True)
 def docs(cli):
     """Spin up a local HTTPServer instance for the QMK docs.
     """