v3.9.1

Jan 26, 2019

Big thanks to the 30 contributors who made this release possible!

Here are some highlights ✨:

• 🐛 Fix many Dialog issues (#13789, #14240, #14288) @joshwooding, @zharris6
• 📝 Promote material-ui-pickers (#14277)
• 🚀 Remove the keycode dependency (#14248)
• And many more 🐛 bug fixes and 📝 documentation improvements.

@material-ui/core@v3.9.1

• [Tooltip] Add example using node (#14182) @Varad25
• [Badge] Make badgeContent optional in ts too (#14186) @kLabz
• [CircularProgress] Fix animation jumps on indeterminate variant (#14198) @rfbotto
• [Textarea] Fix line height visibility issue on SSR (#14197) @rfbotto
• [Link] Fix type declaration for props (#14193) @lunaryorn
• [useMediaQuery] Synchronize typescript definition with js one (#14214) @sthenault
• [MenuList] Add home and end key support (#14212) @dallin-christensen
• [InputAdornment] Automatically inherit the variant (#14023) @joshwooding
• [Dialog] Add missing PaperComponent property in the definition (#14240) @zharris6
• [Dialog] Check target has not changed before closing (#13789) @joshwooding
• [TextField] Fix to expose helperText for accessibility (#14266) @mlenser
• [Modal] Hide the manager property (#14273) @oliviertassinari
• [GridListTileBar] Add missing titleWrap key (#14275) @nroot86vml
• [Pickers] Promote material-ui-pickers (#14277) @oliviertassinari
• [Select] Add customization demo (#14281) @bemineni
• [ExpansionPanel] Fix square support (#14282) @brandonvilla21
• [Dialog] Fix scrollbar (#14288) @joshwooding
• [LinearProgress] Remove dead bar2Determinate CSS class (#14298) @lmcarreiro
• [Select] Help automated UI testing (#14289) @oumaima1234
• [MobileStepper] Fix typo CSS API (#14300) @DenrizSusam
• [Link] Add ts test and distinguish from react-router link test (#14304) @rosskevin

@material-ui/styles@v3.0.0-alpha.9

• [styles] Better warning message (#14290) @oliviertassinari
• [styles] Document the right react-jss version for legacy style modules (#14237) @mrmedicine

@material-ui/lab@v3.0.0-alpha.29

• [Slider] Support multitouch for dragging multiple sliders (#13320) @Pajn

@material-ui/system@v3.0.0-alpha.2

• [system] Add fractions support (#14209) @oliviertassinari
• [system] Better zindex documentation (#14229) @oliviertassinari

Docs

• [docs] Update supported components page (#13905) @MidnightDesign
• [docs] Fix componentPropType display (#14194) @eps1lon
• [docs] Fix fade transition visual bug on codesandbox (#14200) @rfbotto
• [docs] Handle missing errors more gracefully (#14210) @oliviertassinari
• [docs] Fix grammar in related-projects.md (#14227) @jasonkylefrank
• [docs] Add Portuguese translation notification (#14230) @mbrookes
• [docs] New Crowdin translations (#14223) @muibot
• [docs] Minor fix of selection control labels doc (#14238) @ccesare
• [docs] Correct Bethesda.net title in app list (#14242) @sbolel
• [docs] Change ponyfill to polyfill in use-media-query.md (#14215) @MathiasKandelborg
• [docs] Fix typos on the links for the JSS docs (#14235) @viniciusCamargo
• [docs] Improve the performance (#14250) @oliviertassinari
• [docs] Notification by locale (#14256) @oliviertassinari
• [docs] Add component prop and React Router usage to Typescript guide (#14170) @hedgerh
• [docs] Tiny fixes (#14259) @mbrookes
• [docs] Better server-side rendering example (#14269) @unalterable
• [docs] Add Misheneye to the showcase (#14262) @gdub01

Core

• [core] Upgrade the dependencies (#14196) @oliviertassinari
• [core] Remove keycode() (#14248) @oliviertassinari
• [core] Update the dev dependencies (#14261) @oliviertassinari