Track and work around erroneously lost builds.

There may be a jenkins bug where a running build is not listed
as such in the api -- track these instances, and don't mark them
as lost without another indicator (build duration != 0).

Change-Id: Ib962e0274faf265c3a0d876a080b105804efa495
Reviewed-on: https://review.openstack.org/11773
Reviewed-by: Clark Boylan <clark.boylan@gmail.com>
Approved: James E. Blair <corvus@inaugust.com>
Tested-by: Jenkins
1 file changed