Updated provisioning API to cater different connectivity type.

Updated provisioning API to cater different connectivity type.

 - PMGenerateQuery() will make a proper query
   based on connectivity type of endpoint.

[Patch #1] Intial upload
[Patch #2] Update according to comments.
[Patch #3] Modify the buffer size which is request query is stored.
[Patch #4] Update according to comments.
[Patch #5] Update according to Jon's comment.

Fixed a buffer size for writing queries.

Change-Id: I996888faec20614736907dc7c17300eb8d1550cf
Signed-off-by: leechul <chuls.lee@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/2300
Reviewed-by: Jon A. Cruz <jonc@osg.samsung.com>
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Sachin Agrawal <sachin.agrawal@intel.com>
Tested-by: Sachin Agrawal <sachin.agrawal@intel.com>