OIDC refactoring to use accessors for config
This is preliminary work for #2867 (closed), after these changes, all access to oidcRP* / oidcOP* should be made through accessors instead of reading $self->conf
Passes regression testing
This is preliminary work for #2867 (closed), after these changes, all access to oidcRP* / oidcOP* should be made through accessors instead of reading $self->conf
Passes regression testing