[Openid-specs-ab] Issue #1469: Add various potential deployments of SIOP (openid/connect)

[Kristina Yasuda]

New issue 1469: Add various potential deployments of SIOP
https://bitbucket.org/openid/connect/issues/1469/add-various-potential-deployments-of-siop

Kristina Yasuda:

SIOP can be a native app, browser-based, with keys and credentials managed locally, in the cloud. Might be worth enumerating it to clarify some confusions.