Fixed build issue by adding Builder contructor with const args

Fixed build issue by adding Builder contructor with const args

Problem was observed while building on Tizen:2.4:Mobile (g++ 4.9.2):

    libresource_hosting.so: undefined reference to \
    `OIC::Service::RCSResourceObject::Builder::Builder(std::string const&, std::string const&, std::string const&)'

This message appeared while building RHSampleApp using tizen-sdk 2.4.0 Rev4
with imported libs (built with gbs from Tizen:2.4:Mobile repo)

Change-Id: I3064b9e7234edcabbefe40b5e469413e72127fae
Origin: https://github.com/TizenTeam/iotivity/tree/sandbox/pcoval/for-upstream
Signed-off-by: Philippe Coval <philippe.coval@osg.samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/5575
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Ziran Sun <ziran.sun@samsung.com>
Reviewed-by: Robert Spielmann <spielmann@kellendonk.de>