message: [changelog] 0.10.7
diff: ## Changelog
  +### [0.10.7](https://github.com/youzan/vant/tree/v0.10.7)
  +`2017-11-08`
  +
  +**Improvements**
  +- Normalize size of all icons [\#292](https://github.com/youzan/vant/pull/292) [@chenjiahan](https://github.com/chenjiahan)
  +- ImagePreview support custom startPosition [\#286](https://github.com/youzan/vant/pull/286) [@chenjiahan](https://github.com/chenjiahan)
  +
  +**Bug Fixes**
  +- fix Sku scroll lock [\#291](https://github.com/youzan/vant/pull/291) [@w91](https://github.com/w91)
  +- fix Steps style error when has more than 4 items [\#287](https://github.com/youzan/vant/pull/287) [@chenjiahan](https://github.com/chenjiahan)
  +
  ### [0.10.6](https://github.com/youzan/vant/tree/v0.10.6)
  `2017-11-06`
  