• StyleSheet now resolves React Native styles to class names and caches results (13x faster than 0.0.61)[https://github.com/necolas/react-native-web/commit/d87f71ebc11d4ac986ec39a039ec4f7c96916e7d]
• ActivityIndicator and ProgressBar now use CSS animations instead of Animated.
  [https://github.com/necolas/react-native-web/commit/cfc56a1354960260d6e7d40e401e7b1ba43e3a7e, https://github.com/necolas/react-native-web/commit/ea75cced133358eccda1dd83292784e554afc28c]
• CSS animation properties are supported; there is no public API for creating CSS keyframes in JS.