React 15.3.0 发布了。 改进日志如下： React Add React.PureComponent - a new base class to extend, replacing react-addons-pure-render-mixin now that mixins don't work with ES2015 classes. (@spicyj in #7195) Add new warning when modifying this.props.children. (@jimfb in #7001) Fixed issue with ref resolution order. (@gaearon in #7101) Warn when mixin is undefined. (@swaroopsm in #6158) Downgrade "unexpected batch number" invariant to a warning. (@spicyj in #7133) Validate arguments to oneOf and oneOfType PropTypes sooner. (@troydemonbreun in #6316) Warn when calling PropTypes directly. (@Aweary in #7132, #7194) Improve warning when using Maps as children. (@keyanzhang in #7260) Add additional type information to the PropTypes.element warning. (@alexzherdev in #7319) Improve component identification in no-op setState warning. (@keyanzhang in #7326) React DOM Fix issue with nested server rendering. (@Aweary in #7033) Add xmlns, xmlnsXlink to supported SVG attributes. (@salzhrani in #6471) Add referrerPolicy to supported HTML attributes. (@Aweary in #7274) Fix issue resulting in <input type="range"> initial value being rounded. (@troydemonbreun in #7251) React Test Renderer Initial public release of package allowing more focused testing. Install with npm install react-test-renderer. (@spicyj in #6944, #7258, @iamdustan in #7362) React Perf Add-on Fix issue resulting in excessive warnings when encountering an internal measurement error. (@sassanh in #7299) React TestUtils Add-on Implement type property on for events created via TestUtils.Simulate.*. (@yaycmyk in #6154) Fix crash when running TestUtils with the production build of React. (@gaearon in #7246) 下载地址：https://facebook.github.io/react/downloads.html React 15.3.0 发布，React 和 React-dom 父版本下载地址
