release-v1.1.21-20191008

Fix okex future order not found status_code issue.
status_code == 404 --> order not exsists.
status_code == 200 & response data == {} --> order not exsists.

v1.1.21-20190729

Merge branch 'dev-v1.1.21' of github.com:xingetouzi/vnpy_fxdayu into …

v1.1.21-gateway

reset req

v1.1.21-20190727

fix gateway unreachable & order status exception

v1.1.20

Release of v1.1.20

v1.1.20-20190525

Release on 20190525

• Dockerfile
• fix plot bug
• update gateway

v1.1.20-notify

Add costum notify functions to OrderTemplate.

v1.1.20-20190513

• 解决实盘断线重连问题
• 新增策略定时状态检查输出
• 下单测试使用tradingSymbolList
• 实盘20190513

v1.1.19

Merge pull request #82 from xingetouzi/spotOrderTemplate-trading

Spot order template trading

v1.1.21-20190912

update okex ws addr