Feat shib-authorization account-error

See merge request rc/self-reg-form!22

Feat certify account

See merge request rc/self-reg-form!21

Conflicts:
	app/__init__.py

Conflicts:
	app/__init__.py

Conflicts:
	app/__init__.py

1. Replaced function call rc_util.update_state with rc_util.certify_account
2. Added callback function for certify_account

1. Replaced function call rc_util.update_state with rc_util.certify_account
2. Added callback function for certify_account

1. Set a valid set of eppa values
2. Check if user's attributes match with any of the valid set of eppa values
3. If no match with user's eppa and valid set, redir to shib error page

Feat account renewal1

See merge request !1

2. Sending to error page of eppa not valid