Added basic analysis and introduction to TARS in README.md added a License.md

[MOJO-007]

What type of PR is this?

/kind documentation

What this PR does / why we need it:

The README.md file now briefly introduces TARS, its projects, supported platforms, and important links.
It would be easy for others developers to add more technical analysis links to this document. Added new License.md file for details on the license for using TARS projects.

Which issue(s) this PR fixes: Fixes #236

Test Report Added?:

/kind NOT-TESTED

Test Report:

Not Required.

Special notes for your reviewer:

[MOJO-007]

@skdwriting I have made the changes according to your comments, Kindly review the changed files and let me know if any further changes are required. Thank you.