v10.4.0

Bug fixes

• [jss-plugin-extend] Fix can not extend rule name is array 1357
• [*] Fix yarn build for windows 1376

Improvements

• [jss] Bump csstype to 3.0.2 1379
• [react-jss] TypeScript support for innerRef prop 1355
• [react-jss] TypeScript fix theme types 1349
• [react-jss] Add properly react default props types calculation 1353
• [react-jss] Upgrade Theming to 3.3.0 1382
• [*] Upgrade flowtype to 0.131.0 1382