add peerDependencies with any version

add     "react-native" and "react-native-windows" peerDependencies with any version

Author: keremoge

package.json

@@ -33,5 +33,9 @@
     "create-react-class": "15.6.3",
     "flow-bin": "^0.109.0",
     "prop-types": "^15.7.2"
+  },
+  "peerDependencies": {
+    "react-native": "*",
+    "react-native-windows": "*"
   }
 }