In neo-go sequence point boundaries bug was fixed, so to avoid calculating boundaries in covertest dependencies were updated. Signed-off-by: Ekaterina Lebedeva <ekaterina.lebedeva@yadro.com>
Tests added: invalid key test, valid key test and get-without-put test. neo-go v0.101.3 is a dependency now. Signed-off-by: Ekaterina Lebedeva <ekaterina.lebedeva@yadro.com>
Signed-off-by: Ekaterina Lebedeva <ekaterina.lebedeva@yadro.com>