rande/GoogleAuthenticator — pull request #1 by patlachance (2013-08-24 18:14:40+00:00)
Title: Fixed Google Chart URL

Hello

It seems the URL changed to generate the charts on the Google site. The current URL work if opened from a browser but not at page load time...

Taken from: http://stackoverflow.com/questions/17071368/400-bad-request-when-attempting-to-insert-qr-code-image-for-google-authenticator