To support BLE server disable flag in BT configure.

To support BLE server disable flag in BT configure.

we can select disable/enable flag of ble server
even through there are both client and server mode in OCMode of PlatformConfig.
it will help to reduce battery consumption issue in both mode with ALL transports

Change-Id: I2e4179c1c6b673313d751770a1885774280cc428
Signed-off-by: jihwan.seo <jihwan.seo@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/16909
Tested-by: jenkins-iotivity <jenkins@iotivity.org>
Reviewed-by: Dan Mihai <Daniel.Mihai@microsoft.com>
Reviewed-by: Larry Sachs <larry.j.sachs@intel.com>
Reviewed-by: Rick Bell <richard.s.bell@intel.com>
Reviewed-by: Ashok Babu Channa <ashok.channa@samsung.com>