Added Estimated Time Remaining to Download and Unzip in Utils.py

[Jaysmito101]

Describe the issue (if no issue has been made)

This adds a feature.

Now when running setup the Estimated time remaining is shown (Both for downloading and for Unzipping). Also added a FormatTime(seconds) function which may be used for other parts of setup.

Impact	Issue/PR
Issues this solves	None
Other PRs this solves	None

Additional context

Tested on Windows 10