• Properly close CLI when SIGINT or SIGTERM is called. This should fix some Docker issues (#787).
• Fix for entry not working when it was a function (#802).
• Fix for exception when using webpack-dev-server in a webworker (#813).
• Fix refresh loop that could happen on Firefox (#841).
• contentBase as an array did not work when used via CLI (#832).
• Proxy options were mutated, so this could lead to problems when re-using them (#836).