message: [changelog] 0.9.10
diff: ## Changelog
  +## [v0.9.10](https://github.com/youzan/vant/tree/v0.9.10)
  +`2017-10-09`
  +
  +**Improvements**
  +- add Contact component [\#160](https://github.com/youzan/vant/pull/160) [@chenjiahan](https://github.com/chenjiahan)
  +- add AddressEdit component [\#147](https://github.com/youzan/vant/pull/147) [@chenjiahan](https://github.com/chenjiahan)
  +- add english document support [\#170](https://github.com/youzan/vant/pull/170) [@pangxie1991](https://github.com/pangxie1991)
  +- remove dependency of zan-utils [\#168](https://github.com/youzan/vant/pull/168) [@w91](https://github.com/w91) [@chenjiahan](https://github.com/chenjiahan)
  +- remove unnecessary codes in transition.js [\#162](https://github.com/youzan/vant/pull/162) [@chenjiahan](https://github.com/chenjiahan)
  +- use clean-css instead of gulp-cssmin to minify css [@chenjiahan](https://github.com/chenjiahan)
  +
  +**Bug Fixes**
  +- fix Tab props not observable [\#148](https://github.com/youzan/vant/pull/148) [@chenjiahan](https://github.com/chenjiahan)
  +- fix Button active border color [\#150](https://github.com/youzan/vant/issues/150) [@ZWkang](https://github.com/ZWkang)
  +- fix Stepper input style [\#159](https://github.com/youzan/vant/pull/159) [@w91](https://github.com/w91)
  +- fix Waterfall disable props not work when display none [\#166](https://github.com/youzan/vant/pull/166) [@pangxie1991](https://github.com/pangxie1991)
  +- fix vant-css not compile calc property after build [@chenjiahan](https://github.com/chenjiahan)
  +- fix npm run dev error in MacOS [\#152](https://github.com/youzan/vant/issues/152) [@chenjiahan](https://github.com/chenjiahan)
  +- fix document router not work in some browsers [\#158](https://github.com/youzan/vant/pull/158) [@pangxie1991](https://github.com/pangxie1991)
  +
  ### [0.9.9](https://github.com/youzan/vant/tree/v0.9.9)
  `2017-09-26`
  