• Update exception message when Android Manifest setup is invalid
• Fix unclosed InputStream (fixes #115)
• Post exception to error listener instead of throwing IllegalStateException when BraintreeFragment is not attached to an Activity
• Restore url when BraintreeFragment is recreated (fixes #117)
• Upgrade gradle build tools to 2.1.3
• Parse and return errors when Android Pay tokenization fails
• Add support for changing the backing card for Android Pay in Drop-In
• Call configuration callback whenever a new Activity is attached to BraintreeFragment