CBQE-1003L fix in UpgradeTests.tearDown

Change-Id: Ifd3b56e071e0c3adaef21172348d7978816c9012
Reviewed-on: http://review.couchbase.org/25035
Reviewed-by: Andrei Baranouski <andrei.baranouski@gmail.com>
Tested-by: Andrei Baranouski <andrei.baranouski@gmail.com>
CBQE-1069: minor fix in logs

Change-Id: I8411ac0f1df3b3ac7740a5d68f2a10e32e335b7a
Reviewed-on: http://review.couchbase.org/25032
Reviewed-by: Andrei Baranouski <andrei.baranouski@gmail.com>
Tested-by: Andrei Baranouski <andrei.baranouski@gmail.com>
CBQE-1069: printout schtasks results

for installme, upgrademe, removeme

Change-Id: I0092da14e6031075f5642890e330086946588cb5
Reviewed-on: http://review.couchbase.org/25033
Reviewed-by: Andrei Baranouski <andrei.baranouski@gmail.com>
Tested-by: Andrei Baranouski <andrei.baranouski@gmail.com>