CBQE-0 add test timeout param to kill hang test
and jump to next one.

Change-Id: I197fea79d1104bcd529dbc11e953213efc072d9a
Reviewed-on: http://review.couchbase.org/37608
Tested-by: buildbot <build@couchbase.com>
Reviewed-by: Andrei Baranouski <andrei.baranouski@gmail.com>