Merge pull request cubefs#749 from LeeYubo/bucket_object_tagging

Fix: some bugs about object tagging and bucket tagging

Release candidate version 1 for v2.1.0.

Merge pull request cubefs#478 from ZhuZhengyi/docker_log

Enhancement: add log map for docker-compose

Merge pull request cubefs#475 from ssscottt/master

Update CHANGELOG from v1.5.1 to v2.0.0

Merge pull request cubefs#363 from ssscottt/master

Update CHANGELOG from v1.5.0 to v1.5.1.

Merge pull request cubefs#341 from ssscottt/master

Update CHANGELOG.md

Update CHANGELOG.md

Release v1.4.0 - 2019/11/13
Signed-off-by: Liying Zhang <[email protected]>

Merge pull request cubefs#246 from chubaofs/dev

merge from dev to master

Merge pull request cubefs#199 from chubaofs/dev

merge dev to master

Merge pull request cubefs#85 from shuoranliu/release-changelog

release: update change log