[react-native][jest] Sync to 0.5.x and update to io.js

package.json

@@ -72,7 +72,7 @@
     "yargs": "1.3.2"
   },
   "devDependencies": {
-    "jest-cli": "0.4.5",
+    "jest-cli": "git://github.com/facebook/jest#0.5.x",
     "babel-eslint": "3.1.5",
     "eslint": "0.21.2",
     "eslint-plugin-react": "2.3.0"

packager/package.json

@@ -25,7 +25,7 @@
   },
   "dependencies": {},
   "devDependencies": {
-    "jest-cli": "0.4.5",
+    "jest-cli": "git://github.com/facebook/jest#0.5.x",
     "eslint": "0.9.2"
   }
 }