This change set re-enables etcdraft to resume v2.0 development
after v1.4 branch is cut.

Change-Id: I384247a9de2763a207bbde4fa8e519d703241ad5
Signed-off-by: yacovm <yacovm@il.ibm.com>
Signed-off-by: Artem Barger <bartem@il.ibm.com>