fix: update readme

Bogdan-Lyashenko · Bogdan-Lyashenko · commit 94eea071b66a · 2019-02-27T19:30:14.000+01:00
diff --git a/README.md b/README.md
@@ -90,6 +90,7 @@ Current version supports next programming languages:
 - `Kotlin`
 - `C++`
 - `C#`
+- `Fortran`
 
 Please file an issue to support other language you would like to have.
 
