• Adds privacyPolicyUrl config to enable developers to provide privacy policy URL. And shows Term of Service and Privacy Policy link on every screen for GDPR compliance.
• Defines the FirebaseUI externs.
• Defines the typescript definitions.
• Optimizes sign in flow to use updateCurentUser eliminating 2 RPCs in the process.
• Catches errors that occur due to incompatible versions of firebase.js being used with firebaseui.js.
• Fixes reCAPTCHA invisible badge which was getting hidden.