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Crowd's OpenID authentication server, CrowdID, talks with websites and applications using
OpenID. It expands Crowd's SSO capabilities to applications outside your organisation's firewall.
http://confluence.atlassian.com/display/CROWD/Configuring+the+Google+Apps+Connector
To enable single sign-on in Google Apps, you will need the Premier, Education, or Partners edition of Google Apps.
The Crowd Google Apps connector does not support the automatic adding of users. If a user exists
in Crowd but not in Google Apps, then the user will not be able to log in to Google Apps.
To add an application (e.g. a GAE app like Addama registry):
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