Recoil 0.7.1

Typing and various improvements

Typing

• Add explicit and required children prop to <RecoilRoot> and useRecoilBridgeAcrossReactRoots_UNSTABLE() for TypeScript to support the removal of implicit children with `@types/react@^18.0.0 for React 18. (#1718, #1717, #1726, #1731)
• Update typing for family parameters to better support Map, Set, and classes with toJSON(). (#1709, #1703)

Fixes

• Avoid dev-mode console error with React 18 when using shared async selectors across multiple <RecoilRoot>'s. (#1712)
• Cleanup potential memory leak when using async selectors. (#1714)
• Fix potentially hung async selectors when shared across multiple roots that depend on atoms initialized with promises that don't resolve. (#1714)