CBQE-0: kept the increment offline upgrade tests prior to online upgrade

Change-Id: Ia8e6c3f15baf866b62ce6a89fea496808b377692
Reviewed-on: http://review.couchbase.org/40320
Reviewed-by: Sangharsh Agarwal <sangharsh.agarwal@globallogic.com>
Tested-by: Sangharsh Agarwal <sangharsh.agarwal@globallogic.com>
MB-11456: commenting out this test as it is XDCR limitation currently and known issue

Change-Id: I8266b74d8155dcbcc7a1bf359737570bdbf45c4b
Reviewed-on: http://review.couchbase.org/40292
Reviewed-by: Aruna Piravi <aruna@couchbase.com>
Reviewed-by: Andrei Baranouski <andrei.baranouski@gmail.com>
Reviewed-by: Sangharsh Agarwal <sangharsh.agarwal@globallogic.com>
Tested-by: Sangharsh Agarwal <sangharsh.agarwal@globallogic.com>