chore(deps): update minor and patch

[renovate]

This PR contains the following updates:

Package	Type	Update	Change	References
mini-css-extract-plugin	devDependencies	minor	0.5.0 -> 0.6.0	source
webpack	devDependencies	minor	4.29.6 -> 4.30.0	source

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Release Notes

webpack-contrib/mini-css-extract-plugin

v0.6.0

Compare Source

Features

• added error code to chunk load Error (#​347) (b653641)
• adding hot module reloading (#​334) (4ed9c5a)
• publicPath can be a function (#​373) (7b1425a)

webpack/webpack

v4.30.0

Compare Source

Features

• add amd: false to disable AMD support
• Compilation.hooks.finishModules now also allows async plugins
• add output.libraryTarget: "system" to compile for SystemJs environment

Bugfixes

• fix generating a null id when concatenating an entry module in a different chunk
• fix unneeded chunk references when splitting modules from chunks
• fix parsing of function name in function scope

Performance

• Lazy require some internal files
• Faster way to generate function headers

Contributing

• Run prettier on examples markdown

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