* Initial WIP static files removal (it builds, but has bugs).
* del nbclassic from __init__.
* Removed unneeded CSS/JS compilation logic.
* Removed more frontend web logic.
* Added nbclassic as a proper notebook dependency.
* Updated nbclassic dependency version.
* Added nbclassic to pyproject.toml.
* Moved DEFAULT_STATIC_FILES_PATH.
* Removed JS tests.
* Added nbclassic tgo docs build.
* Adding blank pre-commit-config for CI checks.
* Edited empty pre-commit-config
* Added docs to enforce-label workflow.
* Revised workflow comments.
* Adding WIP version_spec value to check_release step.
* Changed dev version number.
* Revert "Changed dev version number."
This reverts commit e66673160f.
* Manual WIP version number update to 6.5.0.dev
* Manual (WIP) version dummy value for CI check.
* Revised version numbner (WIP).
* Reverted version number to pre-PR value.
* Pinned selenium version.
* Removed setup.py jsversion call.
* Removed webpack config.
* Removed bower/other web files.
* Disable test with modal dialog error.
* Modified pip upgrade command.
