ECHeader
* Introduce `parentSplitID`, `parentSplitParentID` fields for `ECHeader`; * Fix ECHeader's constructor; * Fix `Split` and `Reconstruct`; * Add unit-tests. Signed-off-by: Airat Arifullin <a.arifullin@yadro.com>
* Calculate and set checksum before ID is calculated. * Add header verification for parts in unit-test. Signed-off-by: Airat Arifullin <a.arifullin@yadro.com>
Signed-off-by: Evgenii Stratonikov <e.stratonikov@yadro.com>