Add roswell reference at README.md

ryukinix · web-flow · commit d4c343a1d9c8 · 2019-02-25T11:40:01.000-03:00
diff --git a/README.md b/README.md
@@ -19,6 +19,8 @@ ros install ryukinix/lisp-inference
 ~/.roswell/bin/inference
 ```
 
+You need `ros` installed: [Roswell](https://github.com/roswell/roswell)
+
 # License
 BSD
 
