What's Changed

• Remove default user agent by @Steve-Mcl in https://github.com/node-red/node-red/pull/4791
• Add Japanese translations for v4.0.0 by @kazuhitoyokoi in https://github.com/node-red/node-red/pull/4785
• Add tooltip for number of subflow instance on info tab by @kazuhitoyokoi in https://github.com/node-red/node-red/pull/4786
• Fix the config node select value assignment by @GogoVega in https://github.com/node-red/node-red/pull/4788
• UI proxy should setup agents for both http_proxy and https_proxy by @Steve-Mcl in https://github.com/node-red/node-red/pull/4794
• make using msg.parts optional in join node by @dceejay in https://github.com/node-red/node-red/pull/4796
• Use _ADD_ value for both add new... and none options by @GogoVega in https://github.com/node-red/node-red/pull/4800
• Ensure subflow instance credential property values are extracted by @knolleary in https://github.com/node-red/node-red/pull/4802
• Ensure group nodes are properly exported in /flow api by @knolleary in https://github.com/node-red/node-red/pull/4803
• Update for 4.0.1 release by @knolleary in https://github.com/node-red/node-red/pull/4804

Full Changelog: https://github.com/node-red/node-red/compare/4.0.0...4.0.1