- Add the pre-check cleanup tasks into the run-tests, so that the residues from the previous builds are   cleared. - Run pre-check separately for cassandra and and ctrl-failure only on vagrant vms. - Commented out tests with known failure statuses.
- Add the pre-check cleanup tasks into the run-tests, so that the residues from the previous builds are
  cleared.
- Run pre-check separately for cassandra and and ctrl-failure only on vagrant vms.
- Commented out tests with known failure statuses.

Signed-off-by: Uday Kiran Y <73a33523289d411afaf52edd13886c434e26492c@openebs.io>

yudaykiran/openebs