ReadOnly: We can not use ctdb_ltdb_store from a client/child context since

ReadOnly: We can not use ctdb_ltdb_store from a client/child context since
it sometimes (for empty records) needs to be able to initiate traffic unde rhte daemon context.

This should furhter updated later to allow the use also from non-daemon context.

(This used to be ctdb commit 11dee7f3f881494cf5089d6c69fd40e74f07e670)