[Openid-specs-ab] Draft 3 of Initiating User Registration via OpenID Connect published

[George Fletcher]

I updated the Initiating User Registration via OpenID Connect spec with 
a few changes.

Fixed some errors in the examples

Updated areas where the specific behavior of the AS is out of scope


Published at: 
https://openid.net/specs/openid-connect-prompt-create-1_0-03.html