Add --strict-optional on by default to roadmap (#3478)

ilevkivskyi · ddfisher · commit 43dc4c3aff2a · 2017-05-31T16:44:17.000-07:00
diff --git a/ROADMAP.md b/ROADMAP.md
@@ -92,3 +92,5 @@ more accurate.
   mode.
 
 - Start work on editor plugins and support for selected IDE features.
+
+- Turn on `--strict-optional` by default.
