<okm = 'http://www.openkm.org/1.0'>
<okg = 'http://www.openkm.org/group/1.0'>
<okp = 'http://www.openkm.org/group/property/1.0'>

[okg:expiration] mixin
- okp:expiration.date (string) = '' autocreated
- okp:expiration.state (string) = '' autocreated
- okp:expiration.group.notify (string) = '' multiple autocreated
- okp:expiration.group.alert (string) = '' multiple autocreated
- okp:expiration.group.expired (string) = '' multiple autocreated


