Add a key= to let React native distinguish different elements. Fixes this warning:
Add a key= to let React native distinguish different elements. Fixes this warning:

Warning: Each child in an array or iterator should have a unique "key" prop. Check the render method of `Autolink`. See https://fb.me/react-warning-keys for more information.

joshswan/react-native-autolink,joshswan/react-native-autolink