Redis cluster (#72)
Redis cluster (#72)

* add redis-cluster doc

* pass markdownlink check

* add entry in SUMMARY.md and fix typo

* add some snapshots

* update snapshots

* rename readme.md to README.md

* address comment on migration

* add download links

* Update README.md

* install missing dependency

* add dependency

* add enable config section

* Add v4.0.1 snapshot and remind of dynamic role issue

* Fix MD022 Headers should be surrounded by blank lines

* resolve conflits

* Resolve conflicts

* Make better format

* Remove >

QingCloudAppcenter/user-guide