clang-tidy config inheritance was added for redex project (#571)
clang-tidy config inheritance was added for redex project (#571)

Summary:
Pull Request resolved: https://github.com/facebook/redex/pull/571

The diff adds clang-tidy inheritance for `.clang-tidy` configs.

Reviewed By: agampe

Differential Revision: D25221045

fbshipit-source-id: b60132256a3549668eb0d65457518ec09b23810e

facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex