Comment and/or doc changes.

Author: ygoldfeld

CONTRIBUTING.md

@@ -16,4 +16,4 @@ By contributing, you agree that your contributions will be licensed under its MI
 ## Coding style
 
 Please ensure that your code changes or additions match the current coding style used by the project.
-This is formalized in the file doc-coding_style.cpp.
+This is formalized in the file `doc-coding_style.cpp` in the `flow` repo.