Merge pull request #42 from fhvkqtdh/master

支持根据时间查询 session; 优化多 Context 查询 dsl

Merge pull request #24 from lvan100/master

修复 mysql 连接失败

Merge pull request #14 from HRX980829/master

 Fix cross-language seqId problem

Merge pull request #13 from lvan100/master

修复 thrift 数据拆包然后 sharingan 读不全的问题

Merge pull request #12 from HRX980829/master

Support extended fields

new dir koala

update replayer md for grpc

update doc for support fastcgi

fix adding header for thrift inbound request in case of too large one

fix http&thrift request when adding header