update s3 entity manager

v0.2.8

add unit test for S3BucketManager

v0.2.7

release v0.2.7

v0.2.6

release v0.2.6

Correct purge endpoint

v0.2.4

release version 0.2.4

v0.2.3

change package name

v0.2.2

update release version

v0.2.1

merge upstream

v0.2.0-rc1: Merge pull request #6 from pengfei99/fix/file-logger

update version number

v0.2.0-beta: Merge pull request #5 from pengfei99/fix/file-logger

Fix/file logger

v0.2.0-alpha

In this release, we add hive db, table, column support