Hash in links doesn't work in --lazy mode #249

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Bug report

Version

v0.6.8

Details

<img width="367" alt="屏幕快照_2019-06-09_下午6_44_38" src="https://user-images.githubusercontent.com/8784712/59158024-b678ec00-8ae6-11e9-86b2-da37f7dc7175.png">

It will be redirected to /docs/saber-config.html instead of /docs/saber-config.html#options.

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