Improvements
- preview: change grouping in sidebar
- react: change layout spacings from the UI
- react: toolbar to change styles (instead of panel)
Bug Fixes
- vscode: nonce parameter for marking dynamic styles inserted by components (thanks @pavelpykhtin, #1065 (89be0f1)
- react: react component open full-screen mode (thanks @davydkov, 4cd1464), closes #1055
- vscode: space being added/removed before colon (thanks @pavelpykhtin, #1074) (fd3624c)