Merge pull request #1794 from yutiansut/master

refactor

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Merge pull request #1535 from yutiansut/master

fix bug for beta/ sharpe && update to 1.9.23

Merge pull request #1471 from yutiansut/master

sync update to 1.9.6

update to 1.8.0

update

Merge pull request #1396 from yutiansut/master

update to 1.7.7

Merge pull request #1392 from yutiansut/master

#update to 1.7.5

Merge pull request #1387 from yutiansut/master

#update for quantaxis 1.7.4

Merge pull request #1386 from yutiansut/master

更新了财务数据更新算法 以及其他的docker文件的更新

Merge pull request #1373 from yutiansut/master

#update 1.7.1