updated ref for 0.4.0

Author: Andrée Björkgård

examples/onKeyDown/package.json

@@ -6,7 +6,7 @@
     "react-scripts": "0.9.0"
   },
   "dependencies": {
-    "circularity": "^0.3.2",
+    "circularity": "^0.4.0",
     "react": "^15.4.2",
     "react-dom": "^15.4.2"
   },

examples/onKeyDown/yarn.lock

@@ -1131,9 +1131,9 @@ circular-json@^0.3.1:
   version "0.3.1"
   resolved "https://registry.yarnpkg.com/circular-json/-/circular-json-0.3.1.tgz#be8b36aefccde8b3ca7aa2d6afc07a37242c0d2d"
 
-circularity@^0.3.2:
-  version "0.3.2"
-  resolved "https://registry.yarnpkg.com/circularity/-/circularity-0.3.2.tgz#a7eae6fb1fe395def13090dde0f2842cb73e5015"
+circularity@^0.4.0:
+  version "0.4.0"
+  resolved "https://registry.yarnpkg.com/circularity/-/circularity-0.4.0.tgz#0172976b3cd5bc65216fdead8514360ea0d6218e"
   dependencies:
     react "^15.4.2"