Merge branch 'master' of https://github.com/tencentyun/cos-nodejs-sdk-v5

# Conflicts:
#	package.json
#	test/test.js

Author: carsonxu

CHANGELOG.md

@@ -7,6 +7,59 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 Generated by [`auto-changelog`](https://github.com/CookPete/auto-changelog).
 
+## [v2.9.0](https://github.com/tencentyun/cos-nodejs-sdk-v5/compare/v2.8.6...v2.9.0) - 2021-01-21
+
+* 增加 d.ts 支持
+* 优化错误格式，返回标准 Error 对象
+* 优化鉴权格式，优化凭证错误识别
+* 补充用例
+
+### Commits
+
+- 优化错误格式，优化鉴权格式 [`54c7ff6`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/54c7ff6138f2a3eee36a2501ef0ac3022fad2169)
+- 优化错误格式，优化鉴权格式 [`5a713ed`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/5a713ed6a3d96248b337909d14f478079ac61a29)
+- update test case [`65c656f`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/65c656f2639263195620709a04bd57eae00b3070)
+- update d.ts [`ad1e41f`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/ad1e41fbcd6a6e97442231e71226db97b0fd215a)
+- complete 接口 xml body 去掉空格 [`1f4bfe8`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/1f4bfe8c984ef355561c562844e570fa2a60a799)
+- update demo [`2550858`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/25508584b4299f3627e0d105ae40565983d5a2d6)
+
+## [v2.8.6](https://github.com/tencentyun/cos-nodejs-sdk-v5/compare/v2.8.5...v2.8.6) - 2021-01-13
+
+### Commits
+
+- 增加 d.ts [`8c230a4`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/8c230a4b905ad5ea3ceebfa629ddb53d30ae2025)
+- 增加 d.ts 增加示例 [`2a4459a`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/2a4459aa32c4d011698d2a317cd23efe8489774f)
+- 整理所有参数说明 [`d67b249`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/d67b249c62ef87773c12bc4d755ceee3b14422f0)
+- 补充 domain、origin、inventory、accelerate 接口说明 [`5ece2ec`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/5ece2ecaf09ba57d0116ee19024ab69ee43c0388)
+- 整理参数和返回值 [`42c0a47`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/42c0a470f8e54bab2f5569e08ec90aa023c35347)
+- Bucket Region Key 改为继承 [`333f855`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/333f8552f202a605133c78aa10c0bb0375d197f8)
+- 补充 API 文档链接 [`8e65ca9`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/8e65ca9555f1be59b7de14253906afc01f0e2039)
+- 修改 .d.ts [`f2011ad`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/f2011ad24159fc12b67e201783bc8ad758ff78ab)
+- 修改 demo 错误 [`0715e0e`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/0715e0e526c4643283b70f3cdd1de4f46fbe0458)
+- 修改变量名称 [`b6ec13a`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/b6ec13a7b5022a6e7a525d6124a82820fca3a1a1)
+- 修改 .d.ts [`85250b2`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/85250b207eec5bc01d7e693dd0e95f476fe98768)
+- 修改描述 [`c71290c`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/c71290c22d61d2952b7275bc40e89fda32970b4e)
+- 修改引用错误 [`23c5c66`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/23c5c66afd68898e57f531e06607a50fb55acc78)
+- 修改注释 [`dbe64be`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/dbe64be073121cda855349b1b50623815309cde0)
+- 修改用例 [`8663a34`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/8663a34875843fe806112127a5a9dbc7d9d1292a)
+- 修改参数错误 [`61d4de5`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/61d4de5438ac7f72fdbefbaaf38fa9b229c64407)
+
+## [v2.8.5](https://github.com/tencentyun/cos-nodejs-sdk-v5/compare/v2.8.4...v2.8.5) - 2020-12-31
+
+### Commits
+
+- 修复传入小写 cache-control 且被代理串改后，返回 403 签名错误 [`d3052a5`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/d3052a52341a4e4ce87d571d726cc2971320f411)
+
+## [v2.8.4](https://github.com/tencentyun/cos-nodejs-sdk-v5/compare/v2.8.3...v2.8.4) - 2020-12-24
+
+### Commits
+
+- Updated CHANGELOG.md [`f48f556`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/f48f556653c81d1e131e5bcc3180d85181bcdb21)
+- add auto changelog workflow [`be3875f`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/be3875fdaa4db835c69ac315255ec7953582188a)
+- 修复使用 v4 签名判断错误，nodejs 不支持 atob [`c9f9243`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/c9f9243c16cdfdfa30d2de78e29d79cb98299caa)
+- update demo [`caeef74`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/caeef743b61b9da8548b5a274c169da3f0b91132)
+- update demo [`959b842`](https://github.com/tencentyun/cos-nodejs-sdk-v5/commit/959b842afaecebfc8e72c1d2032530d03bfddf9d)
+
 ## [v2.8.3](https://github.com/tencentyun/cos-nodejs-sdk-v5/compare/v2.5.14...v2.8.3) - 2020-11-19
 
 ### Commits