Added Movetables, Reshard v2 cli usage and help
Added Movetables, Reshard v2 cli usage and help

Signed-off-by: Anders Nelson <dfdb7392591db597bc41cf266a9c3bc12a2706e5@planetscale.com>

vitessio/vitess,vitessio/vitess,mahak/vitess,vitessio/vitess,mahak/vitess,mahak/vitess,mahak/vitess,mahak/vitess,vitessio/vitess,vitessio/vitess,vitessio/vitess,vitessio/vitess,mahak/vitess,mahak/vitess,vitessio/vitess,mahak/vitess