Removed href from device and platform payload

Removed href from device and platform payload

- Created a separate function to handle Device and Platform payload.
- rt, if and attribute information are the only included in the payload.
- BuildResponseRepresentation updated to avoid information about device and platform payload.
- Updated dmv value from res.1.1.0,sh.1.2.0 to res.1.1.0,sh.1.1.0.

Change-Id: I59059997f170d177663e87eddea9df32275ca882
Signed-off-by: Habib Virji <habib.virji@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/14979
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Uze Choi <uzchoi@samsung.com>
Tested-by: Uze Choi <uzchoi@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/15265
Reviewed-by: Ziran Sun <ziran.sun@samsung.com>