MANTA-1293 marlin doesn't retry transient failures after EtagConflict error
MANTA-1293 marlin doesn't retry transient failures after EtagConflict error

davepacheco/manta-marlin,joyent/manta-marlin,davepacheco/manta-marlin,joyent/manta-marlin,davepacheco/manta-marlin,joyent/manta-marlin