Updated build Server script to include building Iotivity in secure mode

Updated build Server script to include building Iotivity in secure mode

This needs to be done to make sure that any new code change introduced
in Iotivity does not break building Iotivity in 'secure' mode.

Change-Id: Ia5bf0777728e4724ff005ba1731da470dcd75e54
Signed-off-by: Sachin Agrawal <sachin.agrawal@intel.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/770
Reviewed-by: Joseph Morrow <joseph.l.morrow@intel.com>
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Erich Keane <erich.keane@intel.com>