Drop methods to make it easier to extend. Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>
Now it's possible to run evacuate shard in async. Also only one evacuate process can be in progress. Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>
Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>