version bump + update to latest controllers version

package.json

@@ -7,7 +7,7 @@
     "type": "git",
     "url": "https://github.com/wix/react-native-navigation.git"
   },
-  "version": "0.2.0",
+  "version": "0.2.1",
   "description": "React Native Navigation - truly native navigation for iOS and Android",
   "nativePackage": true,
   "bugs": {
@@ -21,7 +21,7 @@
     "react-native": ">=0.19.0"
   },
   "dependencies": {
-    "react-native-controllers": "^1.3.3"
+    "react-native-controllers": "^1.3.4"
   },
   "optionalDependencies": {
     "react-redux": "*"