Fix troubles with clone and exception handling -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Fix troubles with clone and exception handling Clone deletes its directory on failure This was deleting the lockfile out from under the lock object before it got destroyed This patch shuts lock up and makes the cleanup code for clone a little cleaner. manifest hash: f666fddcf6f3a905020a091f5e9fd2cb5d806cdd -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.0 (GNU/Linux) iD8DBQFCwSGOywK+sNU5EO8RAkx2AKCIxPczl9YWnuUM+bMQnpVr8kv6uQCeNWld SUxSB99PGJHhq1LWFaSJJNw= =Frk/ -----END PGP SIGNATURE-----

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