Add assetRoots and projectRoots flags to the bundle CLI command to conform with packager
Add support for incremental updates to XMLHttpRequest (e00b9ac and UIExplorer for more details)
Add map type property (standard, satellite, hybrid) to MapView
Add getScrollResponder to ScrollView-based components, such as ListView, to allow for better composability
File upload via XHR FormData
Support textAlign: 'justify' on iOS
Add support for JavaScript async functions to RCT_EXPORT_METHOD (90439ce - also see @ide's blog post)
Documentation added for Animations, Direct Manipulation (setNativeProps), Navigator vs NavigatorIOS comparison, ActionSheetIOS, Accessibility and various other improvements.
Add scale support for base-64 encoded images
Automatically dismiss red box error screen on live reload for a better development experience
Packager has a new module resolution algorithm that more closely matches Node's for node_modules
Improved packager performance by lazily building the dependency graph asynchronously
Bug Fixes
Allow external libraries to define React Native modules instead of previously requiring everything to be compiled together as one library (e9095b2)
Text layout bug on screen rotation
Update curRenderedRowsCount when data source changes - fixes need to sometimes force a re-render of ListView
Fix AnimationExperimental for 32bit devices when fromValue is double