MinIO: Feature and bug fix release

# Highlights - **Experimental and non-production use**: Gateway support for **Sia Storage**, **Alibaba Object Storage** and **Manta Object Storage** are added. - **Chinese translation** of documentation added to the project. - **Storage class** support is now available in erasure coded mode. Two classes of storage: *Standard* and *Reduced Redundancy* are now supported. [Learn more](https://github.com/minio/minio/blob/master/docs/erasure/storage-class/README.md) # Changelog - Fix storage class related issues (#5322) (21 hours ago) <Nitish Tiwari> - Set maxResources appropriately for gateway like server (#5321) (3 days ago) <Harshavardhana> - add HTTPStats to madmin (#5299) (5 days ago) <Matthieu Paret> - fix: Restore empty files when healing (#5257) (5 days ago) <A. Elleuch> - Add x-amz-storage-class support (#5295) (6 days ago) <Nitish Tiwari> - Add base64 encoded MD5 output for Hash Reader (#5315) (6 days ago) <Aditya Manthramurthy> - ReInitDisk RPC handler should use retryStorage (#5310) (7 days ago) <Krishnan Parthasarathi> - Add Support for Manta Object Storage as a Gateway (#5025) (8 days ago) <Paul Stack> - Limit number of connections upto system maxlimit (#5109) (8 days ago) <Harshavardhana> - Implement Alibaba Cloud OSS gateway support (#5103) (9 days ago) <Timon Wong> - update steps to make changes to config.json (#5292) (10 days ago) <poornas> - Add more delays on distributed startup for slow network (#5240) (11 days ago) <Harshavardhana> - Fix mobile issue where checkbox was seen over sidebar on list item hover (#5288) (12 days ago) <Kaan Kabalak> - Support in-place upgrades of new minio binary and releases. (#4961) (12 days ago) <Harshavardhana> - Update Kubernetes example yaml files (#5278) (2 weeks ago) <Nitish Tiwari> - Remove logger field info from docs (#5281) (2 weeks ago) <kannappanr> - Fix snap docs with instructions to run (#5266) (3 weeks ago) <Harshavardhana> - Remove unused deps for cloudresourcemanager (#5274) (3 weeks ago) <Harshavardhana> - Fix error message on browser window resize when user has no buckets (#5275) (3 weeks ago) <Kaan Kabalak> - Remove "logger" field from config.json (#5268) (3 weeks ago) <kannappanr> - Convert gateways into respective packages (#5200) (3 weeks ago) <Harshavardhana> - Update go version in snap file (#5256) (3 weeks ago) <Nitish Tiwari> - Change container name in b2 docs (#5259) (3 weeks ago) <techknowlogick> - Check if SSL is configured to validate input arguments (#5252) (3 weeks ago) <Harshavardhana> - Add CopyObjectPart support to gateway S3 (#5213) (4 weeks ago) <Aditya Manthramurthy> - erasure: Support cleaning up of stale multipart objects (#5250) (4 weeks ago) <Harshavardhana> - erasure: Remove prefix based listing support on ListMultipartUploads (#5248) (4 weeks ago) <Harshavardhana> - Removing isValidObjectName from Sia gateway (#5243) (4 weeks ago) <Michael Lynch> - Fix hash order to generate more even distribution (#5247) (4 weeks ago) <Harshavardhana> - Add Transparent Hugepage information (#5246) (4 weeks ago) <Nitish Tiwari> - Simplify the steps to make changes to config.json (#5186) (4 weeks ago) <Krishna Srinivas> - fix: Ignore logging some tcp routine errors (#5097) (4 weeks ago) <A. Elleuch> - Update bucket notification docs to mention events supported (#5235) (4 weeks ago) <Nitish Tiwari> - Cleanup TLS setup document (#5231) (4 weeks ago) <Nitish Tiwari> - gateway/sia: Support proper {make,get}Bucket operations (#5229) (4 weeks ago) <Harshavardhana> - Increase maximum size of PUT request to 5TB (#5241) (4 weeks ago) <Krishna Srinivas> - Fixing Sia file uploads (#5233) (4 weeks ago) <Michael Lynch> - Add more unit tests for azure/gcs/b2 gateway (#5236) (4 weeks ago) <Harshavardhana> - gateway/azure: ListParts return an empty list if no parts uploaded yet (#5230) (4 weeks ago) <Paul Nicholls> - Fixes last item in the list menu being blocked. (#5234) (4 weeks ago) <Eduardo Reyes> - Convert errors tracer into a separate package (#5221) (5 weeks ago) <Harshavardhana> - Updated version of klauspost/reedsolomon using proper AVX2 instructions as well a providing support for Cauchy matrices. (#5215) (5 weeks ago) <Frank Wessels> - Add support for dynamic address in docker healthcheck (#5228) (5 weeks ago) <Arnaud de Mouhy> - Update docs to latest Minio server release (#5227) (5 weeks ago) <Nitish Tiwari> - Add chinese translation docs. (#5224) (5 weeks ago) <Harshavardhana> - fixed typo `variable` under domain heading. (#5223) (5 weeks ago) <Dee Koder> - Implement Sia Gateway (#5114) (5 weeks ago) <David G>