remove deprecated plugins from https://webpack.js.org/plugins/

[alexander-akait]

Feature to document

Need to remove:

• i18n-webpack-plugin
• extract-text-webpack-plugin
• babel-minify-webpack-plugin
• uglifyjs-webpack-plugin
• zopfli-webpack-plugin

Author(s)

Any

Additional information

No

[ ] I am willing to work on this issue and submit a pull request.

[snitin315]

Taking this up