build: Suggest to download supported tinycbor
build: Suggest to download supported tinycbor

Note this patch is appropriate for frozen versions
 while master or development branches can follow tinycbor master
 and eventually synched when needed.

Change-Id: Ic764a3aa7231982d24fcdd17d661425500000000
Bug: https://lists.iotivity.org/pipermail/iotivity-dev/2016-November/006160.html
Origin: https://gerrit.iotivity.org/gerrit/9565
Signed-off-by: Philippe Coval <ff46fec9739d31cce915aabcc3a7a2c00eee4d6c@osg.samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/14659
Tested-by: jenkins-iotivity <09cb29e8a2b473a2c978382eec13ee06fa017bda@opendaylight.org>
Reviewed-by: Habib Virji <40be98b50fb6c4d79bd282a617e2cc82e300d47f@samsung.com>
Reviewed-by: Gregg Reynolds <34c6fceca75e456f25e7e99531e2425c6c1de443@mobileink.com>
Reviewed-by: Nivedita Singhvi <b40a35969d04ec4f378b791a1a34ee1853ae1b15@gmail.com>
Reviewed-by: Thiago Macieira <0ed1648d92ca0373297a182b1dba1b974ad10d88@intel.com>
(cherry picked from commit 10c287fa62763927619d5fb0a20c8a43f2e41e62)
Reviewed-on: https://gerrit.iotivity.org/gerrit/15355
Tested-by: jenkins-iotivity <d95b56ce41a2e1ac4cecdd398defd7414407cc08@iotivity.org>
Reviewed-by: George Nash <acbdc39d528a4315fe0b532d55c50ae46f5c1667@intel.com>
Reviewed-by: Dave Thaler <8a98d0850f57b73c42d096f8f8b11e2d5522d554@microsoft.com>
Reviewed-by: Mats Wichmann <7a5e6f27299d2bbd9d04b59d9e8e4f8eab83d8cb@linux.com>
Reviewed-by: Dan Mihai <ba8e1833495515b49ded9e20cae80a8129155aa9@microsoft.com>

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