Channel documents for import support permissioning a channel to a user directly instead of a group, but the current channel export scripts don't deal with this use case.
Potential patch for this.
Patch was done against rel-2.6-patches with latest Cernunnos JAR.
Was able to successfully export in this manner, however, have not tried import.
Slight error I just discovered in my patch. In the section that adds the <user> elements, it needs to be
Attached new patch UP-2221.txt.
Resolved in trunk and will be merged into patches later today. Thanks Dustin.