Added time parser using chrono library

[yashkumarverma-assistant[bot]]

Thanks @mdhishaamakhtar, for opening the pull request! 🙌 One of our team-mates will review the pull request soon. ✅

[mdhishaamakhtar]

Added comments with example

[mdhishaamakhtar]

Functions needed for these commands:

• [ ] :checkpoint revert
• [ ] :branch delete
• [ ] :branch accept
• [ ] :cloud attach
• [ ] :logs clean

[yashkumarverma-assistant[bot]]

Congratualtions @mdhishaamakhtar, your pull request is merged! 🎉 Thanks for your contributions.🙌