build: bump webpack from 3.11.0 to 4.5.0

[dependabot-preview]

Bumps webpack from 3.11.0 to 4.5.0.

Release notes

Sourced from webpack's releases.

v4.5.0

Features

• Performance improvements
• Improve readablility of error messages with long loader string

Bugfixes

• Sort child compilations for consistent compilation hash
• Fix bug causing all symbols to be renamed when concatenating modules

Contributing

• add yarn setup script for bootstrapping local development

v4.4.1

Bugfixes

• fix yarn/npm install script on windows

v4.4.0

Features

• When webpack-cli is not installed it will ask to install it
• splitChunks.chunks supports a custom function now
• Better warning when omitting mode

Bugfixes

• disallow functions for chunkFilename, because it's not working
• generate correct code when using export default (function xxx() {})

Performance

• Performance improvements for sorting by identifier

v4.3.0

Features

• add support for [contenthash] placeholder

Bugfixes

• browser field is used for target electron-renderer
• set devtoolNamespace default correctly when passing an object to output.library

v4.2.0

Features

• add splitChunks.automaticNameDelimiter to configure the name separator for automatic names
  ... (truncated)

Commits

• e400445 4.5.0
• e717fcc Merge pull request #6956 from webpack/refactor/share_shapes
• 3f33d88 Merge pull request #6943 from webpack/bugfix/sort-children-for-hash
• 45e7f7a Merge pull request #6878 from rchaser53/fix-options-loader-error
• a8d70e7 Merge pull request #6955 from webpack/Legends-webpack-bootstrap-setup
• 9f5c1b4 Merge pull request #6951 from webpack/fix/arity
• a5ae054 Ensure the type of the binding don't change
• 5c8a4bb Unify Dependency#getExports result
• b6042fb Prevent identToLoaderRequest to return 2 objects with different shapes
• f3c9bd0 Merge pull request #6953 from webpack/refactor/mode_deopt
• Additional commits viewable in compare view

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[dependabot-preview]

Superseded by #287.