modified RCSResourceObject to generate responses according to the interface of requests.

modified RCSResourceObject to generate responses according to the interface of requests.

Generate response for each of interface. (supported interfaces - oic.if.baseline, oic.if.a, oic.if.s, oic.if.b)
User can setting the default Interface.
If user not setting the default interface -> RE setting The default interface "oic.if.baseline"

Change-Id: If4faa93bb97850587bc44c7df5e6495796544c18
Signed-off-by: jaesick.shin <jaesick.shin@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/5195
Reviewed-by: JungHo Kim <jhyo.kim@samsung.com>
Tested-by: JungHo Kim <jhyo.kim@samsung.com>