To support this we need to:
- Update the app association file with the web credentials dictionary
- Update the app to ask for the credentials from the key chain
This is a secure way to share login information between Safari and the app, as we are the only ones who can claim associate an app with the wikipedia.org domain.
See here for more details:
https://developer.apple.com/library/ios/documentation/Security/Reference/SharedWebCredentialsRef/
Note we will update the site association file as part of T128795