[zh_CN] fix reference error
[zh_CN] fix translation error
[zh_CN] fix translation error
Merge pull request #1874 from blackpuppy/zh

[zh_CN] fix errors
[fr] typos
[zh_CN] done /zh/models/retrieving-your-data.rst
Merge branch 'master' into zh-work
Merge branch 'zh-work' into oschina