Refine producer

[fix] producer.Close params is seconds but not milliseconds
[refine] producer thread pool's queue impl
[modify] [to #65] fix panic in arm32
[fix] [to #79] RetryQueue is not thread safe

v0.1.8

1. support producer ststoken auto refresh.

v0.1.7

v0.1.7

v0.1.6

[modify] send raw request without retry

Improve Producer Error Log Message

Improving producer output log details.

3.9xR

专有云容器使用版本。

Improve Consumer Group

1.Supporting user Process function exception retry

Support Producer

1.New class libraries producer have been added.producer provides high performance ability to write data to loghub.
2.Update the consumer log level to facilitate users to find their own consumption function errors.

0.1.1

Improvement

1. Solve the problem that Consumer Group lib can't be restored after disconnection.
2. Added the function of automatically updating the last checkpoint to the server.
3. Reduce polling time and increase consumption throughput