NewFtSender Fault tolerant sender constructor.

RegisterConstructor adds a new constructor for a given type of reader.

优先使用'\n'对数据进行切分，切分后单个分片仍大于batchsize再按指定大小进行切分.

默认分割为 64 kb.

TypeMarshalError 表示marshal出错.

FtSender fault tolerance sender wrapper.

SenderRegistry sender 的工厂类。可以注册自定义sender.

RawSender used for optimize runner, without parse data.

Sender send data to pandora, prometheus such different destinations.

SkipDeepCopySender 表示该 sender 不会对传入数据进行污染，凡是有次保证的 sender 需要实现该接口提升发送效率.