Closed #104
Closed #104

RemoteProof has Mtime.
ExportToUncheckedIdentity sorts proofs by mtime.

ExportRemoteProof sets the Mtime value.  It uses CTime() in
TypedChainLink.

dcposch/go,keybase/client,keybase/client,dcposch/go,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client