[Openid-specs-fapi] Issue #566: Some of the documents in Informative references are actually required so need to be moved to Normative reference (openid/fapi)

[Nat]

New issue 566: Some of the documents in Informative references are actually required so need to be moved to Normative reference
https://bitbucket.org/openid/fapi/issues/566/some-of-the-documents-in-informative

Nat Sakimura:

There are documents in the informative reference section that are required in the main text with “shall”. 

They need to be moved to Normative reference.