1. What is the problem
Tricircle directory doc/source has been refactored, some links in README
are disabled.
2. What is the solution for the problem
Update the links in README file to the latest.
3. What the features need to be implemented to the Tricircle to
realize the solution
None.
Change-Id: I1f94d0c6349b6e679214e6b0b1b4773d030abe17