Update a logic to handle response code and connectivity type in constructResourceObject

Update a logic to handle response code and connectivity type in constructResourceObject

OC_STACK_RESOURCE_CHANGED is also dealt as a success response code.
And (CT_ADAPTER_IP | CT_IP_USE_V4) or  (CT_ADAPTER_IP | CT_IP_USE_V6)
should be used in constructResourceObject function.
And the access mode of files has been changed to 644

Change-Id: Iadbffd045f6baab87aa42dc88f5221abc9940b20
Signed-off-by: Jihun Ha <jihun.ha@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/10333
Reviewed-by: Uze Choi <uzchoi@samsung.com>
Tested-by: Uze Choi <uzchoi@samsung.com>