Added API about create message and memory allocate, deallocate

Added API about create message and memory allocate, deallocate

1. Our service is support to createMessage interface,
This Function does initialize, set the providerid, generate messageid.
2. modifiy related struct(resource) memory allocation, deallocation.

Change-Id: Iacaf9f97fa6ec2e26d6392f448b918a13202289e
Signed-off-by: jaesick.shin <jaesick.shin@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/8727
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Uze Choi <uzchoi@samsung.com>