/eg/opac/login?username=$user&password=$pass&redirect_to=$relative_url
e.g. /eg/opac/login?redirect_to=%2Feg%2Fopac%2Fmyopac%2Fprefs_settings
Change Username - /eg/opac/myopac/update_username Search and History Preferences - /eg/opac/myopac/prefs_settings Library Branch Info - /eg/opac/library/ARL-ATH
api_name => 'open-ils.actor.message.retrieve',
authoritative => 1,
signature => q/
Returns a list of notes for a given user, not
including ones marked deleted
@param authtoken The login session key
@param patronid patron ID
@param options hash containing optional limit and offset
/