15.3.2 (September 19, 2016)

React

• Remove plain object warning from React.createElement & React.cloneElement. (@spudly in #7724)

React DOM

• Add playsInline to supported HTML attributes. (@reaperhulk in #7519)
• Add as to supported HTML attributes. (@kevinslin in #7582)
• Improve DOM nesting validation warning about whitespace. (@sophiebits in #7515)
• Avoid "Member not found" exception in IE10 when calling preventDefault() in Synthetic Events. (@g-palmer in #7411)
• Fix memory leak in onSelect implementation. (@AgtLucas in #7533)
• Improve robustness of document.documentMode checks to handle Google Tag Manager. (@SchleyB in #7594)
• Add more cases to controlled inputs warning. (@marcin-mazurek in #7544)
• Handle case of popup blockers overriding document.createEvent. (@Andarist in #7621)
• Fix issue with dangerouslySetInnerHTML and SVG in Internet Explorer. (@zpao in #7618)
• Improve handling of Japanese IME on Internet Explorer. (@msmania in #7107)

React Test Renderer

• Support error boundaries. (@millermedeiros in #7558, #7569, #7619)
• Skip null ref warning. (@Aweary in #7658)

React Perf Add-on

• Ensure lifecycle timers are stopped on errors. (@gaearon in #7548)

15.3.1 (August 19, 2016)

React

• Improve performance of development builds in various ways. (@gaearon in #7461, #7463, #7483, #7488, #7491, #7510)
• Cleanup internal hooks to improve performance of development builds. (@gaearon in #7464, #7472, #7481, #7496)
• Upgrade fbjs to pick up another performance improvement from @gaearon for development builds. (@zpao in #7532)
• Improve startup time of React in Node. (@zertosh in #7493)
• Improve error message of React.Children.only. (@sophiebits in #7514)

React DOM

• Avoid <input> validation warning from browsers when changing type. (@nhunzaker in #7333)
• Avoid "Member not found" exception in IE10 when calling stopPropagation() in Synthetic Events. (@nhunzaker in #7343)
• Fix issue resulting in inability to update some <input> elements in mobile browsers. (@keyanzhang in #7397)
• Fix memory leak in server rendering. (@keyanzhang in #7410)
• Fix issue resulting in <input type="range"> values not updating when changing min or max. (@troydemonbreun in #7486)
• Add new warning for rare case of attempting to unmount a container owned by a different copy of React. (@ventuno in #7456)

React Test Renderer

• Fix ReactTestInstance::toJSON() with empty top-level components. (@Morhaus in #7523)

React Native Renderer

• Change trackedTouchCount invariant into a console.error for better reliability. (@yungsters in #7400)

15.3.0 (July 29, 2016)

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. (@sophiebits 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. (@sophiebits 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. (@sophiebits 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)