Changed

• Updated Webpack 4 to Webpack 5, more details at (#5629)
• crypto-browserify module is now used only in webpack builds for polyfilling browsers (#5629)
• Updated ethereumjs-util to 7.1.5 (#5629)
• Updated lerna 4 to version 6 (#5680)
• Bump utils 0.12.0 to 0.12.5 (#5691)

Fixed

• Fixed types for web3.utils._jsonInterfaceMethodToString (#5550)
• Fixed Next.js builds failing on Node.js v16, Abortcontroller added if it doesn't exist globally (#5601)
• Builds fixed by updating all typescript versions to 4.1 (#5675)

Removed

• clean-webpack-plugin has been removed from dev-dependencies (#5629)

Added

• https-browserify, process, stream-browserify, stream-http, crypto-browserify added to dev-dependencies for polyfilling (#5629)
• Add readable-stream to dev-dependancies for webpack (#5629)

Security

• npm audit fix for libraries update (#5726)