Attempts to fix an issue in RN 0.49

Author: fjmorant

example/package.json

@@ -9,8 +9,8 @@
   },
   "dependencies": {
     "react": "16.0.0-beta.5",
-    "react-native": "0.49.2",
-    "react-native-nested-listview": "..",
+    "react-native": "~0.49.2",
+    "react-native-nested-listview": "file:../",
     "shortid": "^2.2.8"
   },
   "devDependencies": {

example/yarn.lock

@@ -3805,12 +3805,12 @@ react-devtools-core@^2.5.0:
     shell-quote "^1.6.1"
     ws "^2.0.3"
 
-react-native-nested-listview@..:
-  version "0.0.2"
+"react-native-nested-listview@file:..":
+  version "0.0.3"
   dependencies:
     shortid "^2.2.8"
 
-react-native@0.49.2:
+react-native@~0.49.2:
   version "0.49.2"
   resolved "https://registry.yarnpkg.com/react-native/-/react-native-0.49.2.tgz#d40503cee172ad4c74f91a9115a1b11c54c21888"
   dependencies: