CBQE-1689: Suport for XDCR + SSL is added in testrunner

Change-Id: Ia3dce769e1a39b32847a4177bc85aec4ea926a16
Reviewed-on: http://review.couchbase.org/31534
Reviewed-by: Iryna Mironava <irynamironava@yandex.ru>
Reviewed-by: Sangharsh Agarwal <sangharsh.agarwal@globallogic.com>
Tested-by: Sangharsh Agarwal <sangharsh.agarwal@globallogic.com>