- Created upgrade scripts for 0.7.x to 0.8.0
  - Create patch files for jiva, cstor volumes
  - Create patch files for cStor pools
  - Update instructions
- Update the openebs-operator.yaml with new ENV
  for analytics
- Remove the unused maya-apiserver install configmap
- Update the charts with 0.8.0 changes
- Also includes some minor updates to the demo YAML files

Signed-off-by: kmova <kiran.mova@openebs.io>