Add final README.md and set_env.sh script for quickstart review. Previous pull request was 1595. (opea-project#1662)

Signed-off-by: Edwards, James A <jaedwards@habana.ai>
Co-authored-by: Edwards, James A <jaedwards@habana.ai>
Signed-off-by: Chingis Yundunov <c.yundunov@datamonsters.com>

Author: 2 people