Build #910 (Oct 25, 2021 9:00:02 AM)

1. comment out unused variables (detail)
2. update versions to 3.5.1 (detail)
3. update version to 3.5.1 in README file (detail)
4. delete unused variables from variables.txt file (detail)

Started by GitLab push by Muhammad Hamza

• origin/3.5.1-dev-SOL002-VNF-PM