Visual Studio 2017 generates the following warning:
c:\projects\opensim-core\dependencies\btk\code\common\btkSharedPtr.h(66): warning C4996: 'std::tr1': warning STL4002: The non-Standard std::tr1 namespace and TR1-only machinery are deprecated and will be REMOVED. You can define _SILENCE_TR1_NAMESPACE_DEPRECATION_WARNING to acknowledge that you have received this warning.
@Alzathar would you be interested in accepting a PR to get rid of this warning?