message: docs: added Rhusics + Specs + GGEZ sample
diff: @@ -17,6 +17,7 @@ submit a PR, please!
  * <https://github.com/ggez/game-template> -- a general-purpose getting-started template integrating warmy, specs, and some other useful tools.
  * <https://github.com/termhn/ggez_snake>
  * <https://github.com/rafaeldelboni/ggez-specs-hello-world> -- A simple hello world project using ggez and specs.
  + * <https://github.com/rafaeldelboni/ggez-specs-rhusics-hello-world> -- A hello world project using ggez, specs and rhusics for physics.
  # Tools/add-ons
  