Merge pull request ltsopensource#46 from qq254963746/develop

LTS 使用说明文档

Merge pull request ltsopensource#40 from qq254963746/develop

Develop

Merge pull request ltsopensource#25 from qq254963746/develop

Develop

Merge pull request ltsopensource#23 from qq254963746/develop

Optimize imports

Merge pull request ltsopensource#21 from qq254963746/develop

采用CAS 来减小 mysql  queue 情况下 dead lock 的概率

Merge pull request ltsopensource#13 from qq254963746/develop

客户端提交，过载 处理改为 保存重发

Merge pull request ltsopensource#10 from qq254963746/develop

添加 mysql JobLogger 实现

Merge pull request ltsopensource#8 from qq254963746/develop

Develop

fix bug

fix bug