What's Changed

• Remove typo in global config by @kazuhitoyokoi in https://github.com/node-red/node-red/pull/4613
• Reset workspace index when clearing nodes by @knolleary in https://github.com/node-red/node-red/pull/4619
• Bump dependencies by @knolleary in https://github.com/node-red/node-red/pull/4630
• Show change indicator on subflow tabs by @knolleary in https://github.com/node-red/node-red/pull/4631
• Hide import/export context menu if disabled in theme by @knolleary in https://github.com/node-red/node-red/pull/4633
• Add validation and error handling on subflow instance properties by @knolleary in https://github.com/node-red/node-red/pull/4632
• Bump for 3.1.8 by @knolleary in https://github.com/node-red/node-red/pull/4636

Full Changelog: https://github.com/node-red/node-red/compare/3.1.7...3.1.8