Merge pull request #1015 from sushanthakumar/P-Release-tag-update

P Release tag update

Merge pull request #1014 from sushanthakumar/demo-video-update

Demo video section update

Merge pull request #1008 from sushanthakumar/O-RC2-tag-update

O Release tag update

Merge pull request #1006 from joseph-v/fix_ci_ubuntu18

Remove depricated ubuntu 18 from github actions CI

Merge pull request #969 from amanr032/my_master

Release Tag Update

Merge pull request #968 from amanr032/my_master

Update name of delfin redis container

Merge pull request #960 from amanr032/rebase940

svc 3par vnx controller add cpu count

Merge pull request #948 from joseph-v/fix-install-doc

Fix documentation for delfin install

Merge pull request #850 from joseph-v/centrl_mgr

Add Centralized Manager support

Merge pull request #850 from joseph-v/centrl_mgr

Add Centralized Manager support